Multiple Choice
If the population mean is known to be 15,what would you conclude if you calculated a sample mean from this population to be 13?
A) an error has been made in calculating the sample mean
B) an error has been made in calculating the standard error of the mean
C) the sample mean is not representative of the population mean
Correct Answer:
Verified
Correct Answer:
Verified
Q133: The sample variance can be changed so
Q134: If the population standard deviation is 15,and
Q135: When attempting to estimate a population parameter
Q136: A theoretical distribution consisting of the mean
Q137: To estimate the standard error of the
Q139: If the standard error of the mean
Q140: An unbiased estimator of a population parameter
Q141: 200 students scored a mean of 500
Q142: Other things being equal,as the population standard
Q143: The sampling distribution of the mean can