Question

Sate the null and hypothesis of the following problem statements.

1. Is there a significant difference among the sales of three different brands of shampoo?

1.1 NULL HYPOTHESIS:

1.2 ALTERNATIVE HYPOTHESIS:



2. Is there a significant relationship between the weight and height of PBA players?

1.1 NULL HYPOTHESIS:

1.2 ALTERNATIVE HYPOTHESIS:



3. Is there a significant difference between the initial weight and final weight of females?

1.1 NULL HYPOTHESIS:

1.2 ALTERNATIVE HYPOTHESIS:



4. Is there a significant relationship between the sex and severity of symptoms of COVID-19 positive cases?

1.1 NULL HYPOTHESIS:

1.2 ALTERNATIVE HYPOTHESIS:

Answer 1

1. Is there a significant difference among the sales of three different brands of shampoo?

1.1 NULL HYPOTHESIS: There is no significant difference among the sales of the three different brands of shampoo.

1.2 ALTERNATIVE HYPOTHESIS: There is a significant difference among the sales of the three different brands of shampoo.

2. Is there a significant relationship between the weight and height of PBA players?

2.1 NULL HYPOTHESIS: There is no significant relationship between the weight and height of PBA players.

2.2 ALTERNATIVE HYPOTHESIS: There is a significant relationship between the weight and height of PBA players.

3. Is there a significant difference between the initial weight and final weight of females?

3.1 NULL HYPOTHESIS: There is no significant difference between the initial weight and final weight of females.

3.2 ALTERNATIVE HYPOTHESIS: There is a significant difference between the initial weight and final weight of females.