SAMPLE history is a mnemonic acronym to remember key questions for a person's medical assessment. The SAMPLE history is sometimes used in conjunction with vital signs and OPQRST. The questions are most commonly used in the field of emergency medicine by first responders during the secondary assessment. It is used for alert (conscious) people, but often much of this information can also be obtained from the family or friend of an unresponsive person. In the case of severe trauma, this portion of the assessment is less important. A derivative of SAMPLE history is AMPLE history which places a greater emphasis on a person's medical history.
My attempt:
a) I am not really sure I understand this option fully but my answer will be this one is only applicable if the sample size is large and central limit theorem can be applied so (a) is wrong
b) The test statistic has "same distribution" to what? My opinion is (b) is wrong because...