Author Question: A study was recently conducted in which makers of toothpaste tracked sales for the month at ... (Read 135 times)

nautica902 · **on:** Jun 24, 2018

A study was recently conducted in which makers of toothpaste tracked sales for the month at different stores in a market area. The variable of interest was the number of units sold. The numbers ranged from 1,200 to 22,700.

In this case, the stems in a stem and leaf diagram might be values such as 1 and 22 while the leaves would be 200 and 700. Indicate whether the statement is true or false

Question 2

In a hypothesis test involving two population variances, if the null hypothesis states that the two variances are strictly equal, then the test statistic is a chi-square statistic.

Indicate whether the statement is true or false