Author Question: A study recently conducted by a marketing firm analyzed three different advertising designs and four ... (Read 79 times)

Sufayan.ah · **on:** Jun 24, 2018

A study recently conducted by a marketing firm analyzed three different advertising designs and four different income levels of potential customers.

At each combination of factor A and factor B, 5 customers are observed and the number of products produced are recorded. The total number of degrees of freedom associated with this two-factor ANOVA design is 59. Indicate whether the statement is true or false

Question 2

A company that makes and markets a device that is aimed at helping people quit smoking claims that at least 70 percent of the people who have used the product have quit smoking. To test this, a random sample of n = 100 product users was selected.

Of these, 65 people were found to have quit smoking. Given these results, the test statistic value is z = -1.0911. Indicate whether the statement is true or false