A teacher wants to use his students\' homework scores to predict their test scor

Question

A teacher wants to use his students' homework scores to predict their test scores. What is the explanatory variable in this scenario? Homework scores Test scores The students The teacher Two variables have a positive association when the values of one variable tend to increase as the values of the other variable increase. the values of one variable tend to decrease as the values of the other variable increase. the values of one variable tend to increase irregardless of how the values of the other variable change the values of both variables are always positive.

Explanation / Answer

2 ) Since , there are two variables

first variable is students homework score and second is test scores

Here , the test scores depends on the students homework score.

Therefore , the students homework score is independent variable or explanatory variable

and test scores id dependent variable .

3 ) The two variables have a positive association when the values of the one varialbe trend to increase as the values of the other variable increase.

Example : The rainfall and agricultural production

If the rainfall increases then the agricultural production is also goes on increasing.

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