Problem 4SE

A simple random sample X1,..., Xn is drawn from a population, and the quantities ln X1….., ln Xn are plotted on a normal probability plot. The points approximately follow a straight line. True or false:

a. X1,..., Xn come from a population that is approximately lognormal.

b. X1,..., Xn come from a population that is approximately normal. '

c. In X1,...,In Xn come from a population that is approximately lognormal.

d. In X1,...,In Xn come from a population that is approximately normal.

Answer :

Step 1 of 2 :

Given,

A simple random sample ,,,....., is drawn from a population ant quantities ,,,....., are plotted on a normal probability plot. The points approximately follow a straight line.

The claim is to suggest the following statements are True or False.