California State University, Northridge » Sociology » Soc 424 - Statistical Techn » Fall 2021

Question #1

What estimated % of sample means fall within one standard error of the population mean?

A. 95%

B. 68.26%

C. 2.50%

D. 1.96

E. 95.44%

Question #2

Which is not a main implication of the Central Limit Theorem?

A. Sampling distributions are always normal

B. Larger samples differ less from the population mean than smaller ones

C. The standard error is usually 1.96 times the standard deviation

D. Giraffe

E. Samples cluster around the population mean

Question #3

What’s the z score for a 95% confidence interval?

A. 1.64

B. 2

D. 2.33

E. 1.96

F. 2.57

Question #4

When the z is bigger, the p is smaller?

A. FALSE

B. Neither true nor false

C. Both true and false

D. This is not the answer

E. TRUE

Question #5

What’s the standard deviation of a sampling distribution called?

A. Sampling error

B. Sampling deviation

C. Deviation distribution

D. Standard deviance

E. Standard error