Multiple Choice
If the population mean is expected to be 85 and the sample mean is 80,the sample standard deviation is 20,and the sample consists of 100 consumers,the observed value of the Z-statistic is approximately:
A) 2.50
B) -10.00
C) -2.50
D) -0.25
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q63: Which of the following represents how well
Q64: The researcher's hypothesis is generally stated in
Q65: The number of observations minus the number
Q66: For which statistical test does the formula
Q67: A general term representing how well some
Q69: A Type II error occurs when you
Q70: List the factors to consider when choosing
Q71: Suppose that past research studies have found
Q72: Nominal scales typically use parametric statistical tests.
Q73: Which of the following becomes key indicator