Thirty-six (36) books are selected from an online book seller offering thousands of book titles. The online site claims that the variation in book prices is $12. The thirty-six (36) books selected, however, have a variation in prices of $18. What is the Standard Error of the Means for the book prices?

Formula:

Standard Error of the Means = n

a. 0.33

b. 2.0

c. 3.0

d. 0.50

Which of the following statements is correct regarding the Random Number table?

a. The Random Number table can be used only when taking a simple random sample.

b. The Random Number table can be used only when taking a stratified sample.

c. The Random Number table can be used when taking either a random or a nonrandom sample.

d. The Random Number table can be used when taking both a simple random sample and a systematic sample.

A distribution that includes all possible values that a statistic, such as a mean, can assume for a given sample size is known as a:

a. sampling distribution.

b. population distribution.

c. normal distribution.

d. probability distribution.