Probability and Statistics Quiz True or False

1.	Which example of bivariate data has two qualitative variables? -> A record of each student's age and favorite backpack color. True False
2.	Which example of bivariate data has one qualitative variable and one quantitative variable? -> A record of each student's age and favorite backpack color. True False
3.	What is the range of the variable x in the following data? -> 16 True False
4.	Which scatter plot could be generated by the following data regarding the ages and weekly allowances of various kids from Madeup Town? -> True False
5.	Which scatter plot agrees with the (completely unscientific) finding that the more sunscreen one wears, the fewer freckles one is likely to get? -> True False
6.	Determine the type of correlation, if any, between the two variables. -> Negative correlation True False
7.	Determine the type of correlation, if any, between the two variables. -> Positive correlation True False
8.	The more time Angela spends at work, the less time she has to spend playing. Well, that's true, Angela, but the more you work, the more money you have to spend so you can play with some really nice stuff. Determine the type of correlation, if any, between the two variables in the statement. Just the first statement, not the second, silly one. -> Negative correlation True False
9.	Which line best fits the data? -> y = x + 1 True False
10.	Which line is closest to the line of best fit? -> y = x True False

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