Table Definition and 927 Threads

  1. G

    Help me understand this table: Unstandardized Logit Coefficient and Beta?

    Hello, I am currently doing a project and trying to understand this table. I have a pretty good mathematical background but I know very little about statistics. Could someone explain, in simple terms, what this table is saying, specifically "Unstandardized Logit Coefficient" and "Beta"? Thanks...
  2. J

    Finding solution to distinct value table

    Hey everyone! If you have a table that has distinct values for each x,y pair how would you determine the x,y values from the table? eg... *table formatting is not working out for me, I am sure you can look at it and see what I was aiming for* y 4 | 9 36 54 72 90...
  3. O

    Calculating Acceleration in a Wedge-Block System on a Frictionless Table

    A wedge with mass M rests on a frictionless horizontal table top. A block with mass m is placed on the wedge. There is no friction between the block and the wedge. The system is released from rest. Figure http://tinyurl.com/9zcf7uq 1. Calculate the acceleration of the wedge. Express...
  4. E

    Determine output sequence given input sequence and state table

    Homework Statement For the state table shown below, show the output sequence when the input sequence is as given below. Assume the machine starts in state A. x : 1 1 1 1 1 0 1 1 1 0 1 1 0 0 1 1 1 1 0 1 1 z : x>0...1 A A,1 B,0 B A,0 C,1 C D,1 A,0 D A,0 B,1 Homework Equations N/A The...
  5. I

    Multivariable Motion: Marbles Roll off Table, what is speed?

    Homework Statement Two marbles roll off a table at the same moment. One of the marbles has a horizontal speed of 1 inch per second, and the other has a horizontal speed of 4 inches per second. a) Which marble hits the ground first? b) If the table surface is 3 feet from the ground, what...
  6. M

    Atomic weight and noble gases in Mendelev's periodic table

    Why did Mendelev order the elements according to their atomic masses rather than their atomic number? Why did Mendelev not include noble gases in his periodic table?
  7. N

    Diccrete Math problem: finding a proposition given a specific truth table

    I've been working at this problem for a while and it seems that there should be an easier more systematic way of solving it. Here it is: Find a proposition using only p, q, ¬ and the connective ∧ with the given truth table. p q ? T T F T F F F T T F F T I know of a...
  8. N

    Diccrete Math problem: finding a proposition given a specific truth table

    Homework Statement Find a proposition using only p, q, ¬ and the connective ∧ with the given truth table. p q ? T T F T F F F T T F F T Homework Equations The Attempt at a Solution There is a systematic way of solving these but this system requires the use of an...
  9. F

    Two Masses One on Table, One Hanging

    Homework Statement A block of mass1 5.0 kg is on a table that bonds a coefficient of friction of 3.00. Mass1 is attached to Mass2 by a string, and Mass2 is hanging over the table. The system is released from rest for it to accelerate. Homework Equations F=ma F fric = μFnormal The...
  10. M

    Monotony Table for g in the Domain [-π/2,π/2]

    Homework Statement Let g be a function defined as g(x)=(\frac{1}{4})x^{2}-sin(x) Give a monotony table for g in the domain [-\frac{\pi}{2},\frac{\pi}{2}] The Attempt at a Solution I calculated the first derivative of g and i got g'(x)=(1/2)x-cos(x) and then when I wanted to...
  11. I

    MHB Arrangement of eight people around a square table (problem from Grimaldi's book)

    Hi Here is the statement of the problem from Ralph Grimaldi's discrete math book. a) In how many ways can eight people, denoted A,B,...,H be seated about the square table shown in the figure (see attachment), where Figs 1.6 (a) and 1.6 (b) are considered the same but are distinct from Fig 1.6...
  12. C

    Finding the resultant of 3 Vectors modeling a force table

    Hey, sorry for the basic question, but I'm curious. Can one create a resultant for 2 vectors that cannot be drawn head- to - tail, and are facing opposing directions? The idea is that I set up a force table and took measurements on how many Newtons of force are acting upon each spring...
  13. R

    Why is this truth table incorrect?

    Homework Statement Create a truth table for ((P->Q) == (Q->P))Homework EquationsThe Attempt at a Solution http://www.freeimagehosting.net/newuploads/94ldj.pngI've had two quizes with problems just like this marked wrong in my college logic course. I confronted the professor about it and he...
  14. E

    Projectile motion, Cat jumping off table

    Homework Statement A cat jumps off of the table with a velocity vi at an angle θ. The table is h meters tall. How far away from the table is the cat? V(x) = ViCosθ V(y) = ViSinθ Homework Equations I first solved for time using 0 = Xi + Vit +1/2a(t^2)The Attempt at a Solution I got time as...
  15. C

    Civil Engineering: Hydrogeology, Height of a Perched Aquifer Water Table

    Homework Statement Heavy infiltration (due to excess irrigation) of 3 cm/d causes a perched water table to form above a low permeable, flow-restricting layer. The top of the restricting layer is at a depth of 2 m, it is 0.4 m thick, and it has a K_v of 0.01 m/day. The material above the...
  16. J

    How-to-DIY-a-Flat-Screen-Projector

    Hi, I'm trying to create a projection on a flat surface by using an LCD screen extracted from a flat panel monitor, a sheet of translucent fine grain paper, a Fresnel lens and an LED light source. The purpose is to project a focused image on the paper for display proposes. The idea is to...
  17. Z

    Calculation of Spin of Ball in Table Tennis

    Hi ! I am working on the modelling of the Table Tennis game. Can I calculate the Spin of the Ball after hitting without using any camera and any vision system. I know the velocity of the ball before and after the hitting in all directions (x,y,z) and velocity of the racket as well. Is...
  18. G

    Mathematica Mathematica, Table Generation & Rescaling Axes

    Hi, Have a problem: I'm generating 2 lists in Mathematica: In: time = Table[(r - 1.0)/10.0 , {r, 10}] Out: {0., 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9} In: noise = Table[RandomVariate[NormalDistribution[0, 1.4], 10]] Out: {2.16764, -1.38203, -0.395928, -0.58616...
  19. B

    Truth Table for A unless B , or A , only if B ?

    Truth Table for "A unless B", or "A , only if B"? Hi, All: My friend is preparing for the LSAT's, and he asked me to help her with the Logic Games part. Two of the binary connectives often used in those games are 'unless', and 'only if'. I guess I'm being kind of lazy , hoping...
  20. Feodalherren

    Calculators Is There a Way to Download a Table Program for the TI-85?

    Hi Fist of all, sorry if this is in the wrong section. I'm on a limited budget here and trying to survive with an ancient TI-85. I was doing well until I started needing the table function, now it takes ages to rewrite a value for every x in long polynomials. Does anyone know of any way...
  21. D

    Can I Use a 100W Bulb for My Table Lamp?

    Hi, I have a table lamp, ratings: 110 - 240V 50 - 60 Hz Max 60W The plug is fitted with 13A fuse. Now, the thing is, how did they calculate the max 60W out from these ratings? According to P = V * I, my max power should be a very large value. So can I fix a 100W bulb to this...
  22. Z

    Collision of Ball with Table Tennis Playing Robot 2D Elastic Collision

    Hi ! I am working on a table tennis playing robot. The picture of the robot is attached. I have few questions. 1) Can I consider the collision between Ball and the plate as the two dimensional collision ? ? (At this time I am not considering z-axis) 2) If I am considering the...
  23. D

    Can This Table Hold a 1500 lb Axle?

    See the pdf here: www.ellipticinc.com/table.pdf Will this table must be able to hold a 1500 lb axle? Just help me a bit and get me started. I have no idea where to begin.
  24. D

    Understanding Crystal Structures: How to Read Table Data for Modeling in VESTA

    Hello, I have a table here which describes the structure of a certain compound, but I'm unsure how exactly to read it. Unit Cell 5.940(3) 5.940(3) 5.940(3) 90.0 90.0 90.0 Vol 209.58 Z 4 Space Group P a -3 SG Number 205 Cryst Sys cubic Pearson cP12 Wyckoff...
  25. ckirmser

    Is There a Formula to Populate a Table?

    I couldn't think of a better subject line without, basically, asking my question there. What I have is a 9x7 table and I need to know if there is an easy way to drop a number into any of the squares and then populate the remainder of the table by subtracting 1 from each square as you move...
  26. L

    Calculating Table Elements with Equations A & B

    Hello again! Let's say that i am calculating every element of a 100X300 table by using equation A I use two for loops (i m doing this in matlab) for i=1:100 for j=1:300 element(i,j)=... (it is the equation A) end end equation A involves the neighboring elements What...
  27. A

    Differential Equations? Fill in the table.

    Fill in the missing values in the table given if you know that dy/dt=0.2y. Assume the rate of growth given by dy/dt is approximately constant over each unit time interval and that the initial value of y is 6. Table: t-0-1-2-3-4 y-6-?-?-?-? (fill in the missing values where there is a...
  28. M

    Using multiple variables to generate a table or csv

    Hi All, I am new to mathematica and this kind of work in general, and was looking to score a little help on this thread. I basically need to build a data set that contains city information, country information, coordinates, and weather information. I want to do this using Mathematica's...
  29. M

    I am trying to constuct a truth table from Z=(A+(not)B).(B+C).((not)A+B+D)?

    Homework Statement Construct a truth table to show: Z=(A+(not)B).(B+C).((not)A+B+D)Homework Equations The Attempt at a Solution from 0,0,0,0 to 1,1,1,1 i get 0,0,0,0,0,1,1,1,1,1,1,1,0,0,1,1
  30. Q

    IP Router & IP Forwarding Table

    Homework Statement Consider an IP Router with four link interfaces numbered 0 to 3. Packets are to be forwarded according to the table: http://img688.imageshack.us/img688/4844/iproutertable.jpg Write down an IP forwarding table with ve entries that forwards packets to the correct...
  31. A

    Periodic Table/ Elements toxic to one another?

    So Arsenic is poisonous to Oxygen based life forms (Humans). What would be poisonous to a Sulfur based life form (if they exsisted)?
  32. L

    Robotic Table Tennis Player: Selecting Motors for High Response

    Hi i want to work on robotic table tennis player. So i am confuse that which kind of motors should i use. I need high response motors.
  33. K

    Kitaev's Periodic Table (of Topological Insulators & SCs)

    Hi PF, I'm trying to come to grips with the work of Alexei Kitaev on applying notions from (topological) K-theory to the task of classifying phases of topological insulators and superconductors (paper here: http://arxiv.org/pdf/0901.2686v2.pdf). Despite having plenty of citations, I've yet to...
  34. W

    What techniques can be used to analyze a rod rotating about the edge of a table?

    A uniform rod of length 4x is rotating about the edge O of the table. (The rod does not fall off the table.) The centre of mass G of the rod is distance x away from O. The rod is making an angle θ with the horizontal. The only forces present are the weight W of the rod, the normal reaction N...
  35. X

    Statistics - ANOVA table calculation

    Homework Statement http://studyterps.com/files/STAT401-FE-SP09-CREMINS.pdf #5Homework Equations The Attempt at a Solution How did they get the MSTr and MSE form that table? I'm aware of the formulas such as MSE= SSE/(N-k) and so on, but usually you have some values given. Do I first...
  36. U

    Chi-Squared Test on a table of Binomial Variates - Finding the expected frequencies

    Hi, Carry out a chi-squared test for the following table of frequencies of X ∼ Binomial(5,p) variates when (a) p = 0.3 x 0 1 2 3 4 5 Observed 162 346 303 149 36 4 frequency Now I know how to carry out the chi-squared test once I have...
  37. M

    Witnessing a Levitating Table: A Ghost Hunter's Story

    Last Friday night I was invited by a group of ghost hunters to attend a venue alledged to be haunted by more than one ghost/spirit. There were two mediums at the venue. Apart from witnessing the usual 'two knocks if you are there' phenomenon. The most impressive thing I witnessed was levitation...
  38. G

    Do you tolerate smartphones at the dinner table?

    So I was at the restaurant last night, and noticed that at every single table with parents that had kids that looked like they were in college/high school/ or even preteen, all of the kids were on their smart phones for almost the entire dinner. The one table looked like there were 2 or 3...
  39. A

    Mathematica Mathematica Help with Table command and Matrix operations

    Hi, I need to generate some data in a Table and then be able to do all kinds of matrix and other mathematical operations on them. Right now I am testing the commands but am unable to get them to work. My table has this extra parenthesis floating around which I'm not sure how to get rid of...
  40. G

    Completing equilibrium table for [Ba] and [IO3]

    1. I have created 5 mixtures in lab and from these mixtures I am suppose to complete the equilibrium tables. I have already found most of the data via calculations such as the absorbency and the concentration of IO3- (which is the one known concentration on the equilibrium chart) I am just...
  41. C

    Table of value for y=2-3(5^x+4), plus its transformation from y=5^x.

    Homework Statement Describe the transformations that must be applied to the graph of y=5^x to obtain the graph of y=2-3(5^x+4) and complete the following table. y=5^x (-1,1/5) (0,1) (1,5) (2,25) (3,125) y=-3(5^x) y=2-3(5^x+4) Homework Equations y=5^x ...
  42. D

    Exploring Group Elements and Associativity Axiom Patterns in a Table

    While studying groups, Is there a common pattern/arrangement of the group elements represented in a table? Is there a pattern for the associativity axiom? Thanks.
  43. J

    Isomorphic group needed for cayley table

    Homework Statement I need to find an isomorphic group for the following group F A B C D E F G H < these are the rotations/reflections, f is the operation followed by A G D E B C H A F B D G F A H C B E C E F G H A B C D D B A H G F E D C E C H A F G D E B F H C B E D G F A G A B C D E...
  44. M

    Modulus of elasticity, problem. Graph and table.

    Attached is the graph and small part of table that i have chosen from the elastic range (first column extension, second column load) from a tensile test. I am trying to calculate youngs modulus of elasticity but can't seem to get a figure close to that of the common figure for the material...
  45. W

    How can I add a resizable table to a form in MS Access 2000?

    Please, help me to add References to add table tool in a form in MS Access 2000. I want to add table in a form that can resize the column width by click and drag it.
  46. J

    Solving integrals with the table of integrals

    Homework Statement ∫e2xarctan(ex)dx Homework Equations From the table of integrals: #92 ∫utan-1udu = (u2+1)/2)tan-1-u/2 + c or #95 ∫untan-1udu = 1/(n+1)[un+1tan-1-∫ (un+1du)/(1+u2) , n≠-1 The Attempt at a Solution The answer is 1/2(e2x+1)arctan(ex) - (1/2)ex + C I don't...
  47. S

    Find a statement S, based on P, Q, and R, that is represented by the truth table

    Firstly, I apologize if this is the wrong section to post, not sure where in homework help for logic is suppose to be post. Otherwise, I have no idea how to approach this problem, I just make an equation and hope and pray it matches the results of S, or try and keep adding statements to bring...
  48. J

    Creating mathematical model from table of permutations?

    I am trying to create a mathematical model from a table of possible permutations. The table essentially consists of a list of various combinations of variables (there are 7 of them) and then an education guesstimate of how long that combination would take. Each variable is restricted to a...
  49. C

    Steam Table Issues: Convert m3/hr to kg/hr @14.5 barg, 1150 deg C

    Hi I'm trying to convert m3/hr to kg/hr for a steam system operating at 14.5 barg and 1150 deg C. I was planning on using steam tables to get the specific volume but anywhere i look the temperature seems too high to have any values. Any suggestions of places that do have the values I'm...
  50. Dadface

    Why do modern periodic tables show eighteen groups instead of eight?

    Hello.It seems that older periodic tables showed just eight groups but most modern periodic tables now show eighteen.Are there any reasons why eight used to be preferred and why eighteen is now chosen?I'm guessing that the change over is due to...well I don't know.Thanks for any answers.
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