The Better Cookie Company claims itschocolate chip cookies have more chips than

Question

The Better Cookie Company claims itschocolate chip cookies have more chips than anotherchocolate chip cookie. 120 Better Cookies (1) and100 of another brand of chocolate chip cookie (2) wererandomly selected and the number of chips in eachcookie was recorded. The results are asfollows. Better Another Mean number of chips 12.3 9.7 Standard deviation 2.3 1.7
Find the alternative hypothesis needed totest the claim that the population of Better Cookies has a highermean number of chips than the cookies fromanother company. A) 1 - 2 >0 B) 1 - 2 0 C) 1 <2 D) 1 - 2 <0 E) 1 2 The Better Cookie Company claims itschocolate chip cookies have more chips than anotherchocolate chip cookie. 120 Better Cookies (1) and100 of another brand of chocolate chip cookie (2) wererandomly selected and the number of chips in eachcookie was recorded. The results are asfollows. Better Another Mean number of chips 12.3 9.7 Standard deviation 2.3 1.7 Better Another Mean number of chips 12.3 9.7 Standard deviation 2.3 1.7 Find the alternative hypothesis needed totest the claim that the population of Better Cookies has a highermean number of chips than the cookies fromanother company. A) 1 - 2 >0 B) 1 - 2 0 C) 1 <2 D) 1 - 2 <0 E) 1 2 D) 1 - 2 <0 E) 1 2 Better Another Mean number of chips 12.3 9.7 Standard deviation 2.3 1.7

Explanation / Answer

Better Cookies (1) and chocolate chip cookie (2) we need to test the claim that the population of BetterCookies has a higher mean number of chips than thecookies from another company. Alternate hypothesis: Ha: 1 >2 Hence Ha: 1 - 2 > 0 hence the correct option is A. Hence Ha: 1 - 2 > 0 hence the correct option is A.

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