Multiple Choice
Student's t is used when
A) the sample is more than 30 observations.
B) the sample size is 5% of the population.
C) the population standard deviation is unknown.
D) any time.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q21: (i. The interval estimate states the
Q22: Recently, a university surveyed recent graduates of
Q23: Recently, a university surveyed recent graduates of
Q24: A statistics professor wishes to estimate the
Q27: i. The t distribution is positively skewed.
Q28: i. The test statistic for a problem
Q30: Dottie Kleman is the "Cookie Lady." She
Q31: A sample standard deviation is the best
Q55: The distribution of Student's t is _.<br>A)symmetrical<br>B)negatively
Q112: Which of the following is NOT necessary