1. The purpose of hypothesis testing is to prove the null hypothesis H0. True or

Question

1. The purpose of hypothesis testing is to prove the null hypothesis H0. True or False? Why?

2. A researcher aims at demonstrating that if parents spend more quality time with their children, childrens academic performance will improve. In this case, the null hypothesis should be “children’s academic performance will increase after parents spend more quality time with them”. True or False? Why?

3. A decision in hypothesis testing is made about the alternative hypothesis H1: i.e., whether H1 is rejected or not. True or False? Why?

4. The main purpose of hypothesis testing is to nullify the alternative hypothesis. True or False? Why?

Explanation / Answer

1.

The purpose of hypothesis testing is to prove the null hypothesis H0 true. We want to prove that claim in the alternative hypothesis is false.

2.

False. Null hypothesis will be : "children’s academic performance will reamin same after parents spend more quality time with them"

3.

Fasle.  A decision in hypothesis testing is made about the alternative hypothesis H0: i.e., whether H0 is rejected or not.

4.

False. a null hypothesis is a statement that one seeks to nullify with evidence to the contrary (alternative hypothesis).

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