Whenever using the t distribution for interval estimation (when ...

[Alainaaa8]

Whenever using the t distribution for interval estimation (when the sample size is very small), we must assume that
 a. the sample has a mean of at least 30
  b. the sampling distribution is not normal
  c. the population is approximately normal
  d. the finite population correction factor is necessary

Question 2

In determining the sample size necessary to estimate a population proportion, which of the following information is not needed?
 a. the maximum margin of error that can be tolerated
  b. the confidence level required
  c. a preliminary estimate of the true population proportion P
  d. the mean of the population

[Meganchabluk]

Answer to Question 1

C

Answer to Question 2

D

[Alainaaa8]

Thanks for the timely response, appreciate it

[ghepp]

YES! Correct, THANKS for helping me on my review