A business owner would like to know if the new marketing strategy improves their sales. They recorded their average income befor

Question

2 years ago

8

A business owner would like to know if the new marketing strategy improves their sales. They recorded their average income befor

e and after they change their strategy. Before, they have an average income per month of $ 100,098 with a standard deviation of $ 64, 090. Now, they computed their monthly average of $ 102,190 with a standard deviation of $ 55, 976.Use n= 30 and Test the claim that there is a significant increase of their income due to their new marketing strategy using 0.05 level of significance.

Mathematics

1 answer:

Savatey [412] · Answer 1 · 2022-11-03T14:59:26+03:00

Savatey [412]2 years ago

7 0

The answer is 220.214 is the correct answer because you see the the income and if you add that up that’s the how much level will come up