1. A researcher for the American Booksellers Association wants to know if retail
ID: 2935772 • Letter: 1
Question
1. A researcher for the American Booksellers Association wants to know if retail sales per square foot is related to serving coffee or snacks on the premises. She examines a database of independently owned bookstores to determine if retails sales (in dollars/sq.ft.) is related to whether or not the store has a coffee bar.
2. A researcher wants to find out whether education level (some high school, high school graduate, college graduate, or advanced degree) is related to the type of transaction most likely to be conducted using the internet (shopping, banking, travel reservations, or auctions).
Which test
ANOVA
Chi-square test of goodness of fit
Two Sample t-test
Chi-square test of independence
Chi-square test of homogeneity
Explanation / Answer
1)as we are checkig if there is any relationship between retails sales and whether or not the store has a coffee bar.
Chi-square test of independence
2)Chi-square test of homogeneity ; cause it has been checked if differnt population has similar or differnt choice of type of transaction
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