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Questions 25-26: A company claims that their fridges have an average of 22 gallons of useable...

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Statistics

Questions 25-26: A company claims that their fridges have anaverage of 22 gallons of useable space inside. You want to seewhether they are cheating the consumer. To test this claim, youtake a sample of 50 fridges and find the sample mean and samplestandard deviation to be 21.2 and 3.0, respectively.

25. What would be the appropriate alternative hypothesis? (Hint:is the customer being cheated if the usable space is too little,too much, or simply different from the assumed amount?): *
(A) Ha: μ = 22
(B) Ha: μ > 21.2
(C) Ha: μ ≠ 22
(D) Ha: μ < 21.2
(E) Ha: μ < 22

26. Compute the appropriate test statistic.: *
(A) -1.8856
(B) -0.2667
(C) 0.2667
(D) 1.8856

: *

Choice (A)
Choice (B)
Choice (C)
Choice (D)
Choice (E)

Answer & Explanation Solved by verified expert
3.9 Ratings (598 Votes)
Answer25 E Ha 2226 A 18856Explanation25We know that companyclaims that their fridges have an average of 22 gallons of useablespace inside Hence    See Answer
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