Question

Which pair of variables has a clear causal link between the two named variables?
a. the number of hats sold and the number of mittens sold in a city
b. the amount of butter and the amount of bread consumed by a family
c. the number of notebooks sold and the number of pens sold in a stationery store
d. the number of air conditioners sold per day in a city and the daily temperature
e. the number of hours a person can swim and the depth of the pool

Answer 1

What were you thinking?

Answer 2

c?

Answer 3

I was thinking D because if the temperatures are high, more air conditioners would be sold

Answer 4

okay, thank you!

Answer 5

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