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. 95.44%

B. 68.26%

C. 2.50%

D. 1.96

E. 95%

Question #2

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

A. Giraffe

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

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

D. Sampling distributions are always normal

E. Samples cluster around the population mean

Question #3

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

A. 2.57

C. 1.96

D. 2

E. 1.64

F. 2.33

Question #4

When the z is bigger, the p is smaller?

A. TRUE

B. Both true and false

C. Neither true nor false

D. FALSE

E. This is not the answer

Question #5

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

A. Deviation distribution

B. Standard deviance

C. Sampling deviation

D. Sampling error

E. Standard error