Question

Which pair of variables has a clear causal link between the two named variables?

the number of hats sold and the number of mittens sold in a city
the amount of butter and the amount of bread consumed by a family
the number of notebooks sold and the number of pens sold in a stationery store
the number of air conditioners sold per day in a city and the daily temperature
the number of hours a person can swim and the depth of the pool
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Answer 1

D.

the number of air conditioners sold per day in a city and the daily temperature

Answer 2

Answer: The number of air conditioners sold per day in a city and the daily temperature

Explanation:

We know that if there is a causal relationship between two variables then one variable is responsible for causing the other variable.

• the number of hats sold and the number of mittens sold in a city.

there is no causal relationship between the variables since both are independent variables.

• the amount of butter and the amount of bread consumed by a family .

there is no causal relationship between the variables since both are independent variables.

• the number of notebooks sold and the number of pens sold in a stationery store .

there is no causal relationship between the variables since both are independent variables.

• the number of air conditioners sold per day in a city and the daily temperature .

there can be causal relationship between the variables since by increasing or decreasing temperature the the number of air conditioners sold per day in a city can be increased or decreased respectively.

• the number of hours a person can swim and the depth of the pool.

there is no causal relationship between the variables since both are independent variables.