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Minitab printout One-Sample T: weight of cats Descriptive Statistics (weight is in pounds) N Mean StDev SE Mean...

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Basic Math

Minitab printout

One-Sample T: weight of cats

Descriptive Statistics (weight is in pounds)

N Mean StDev SE Mean 95% CI for ?
33 9.300 1.707 0.297 (8.694, 9.905) ?: mean of weight of cats TestNull hypothesis H?: ? = 8.5
Alternative hypothesis H?: ? ? 8.5
T-Value P-Value
2.69 0.011

a. Looking at the confidence interval estimate, write a confidencestatement for the mean weight for all cats.
b. State your decision for the null hypothesis and show how youarrived at it.
c. Write your conclusion.
d. Can we safely say that the mean weight of all cats will be atleast 8 pounds? Please give a reason for your answer.

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Solution Given Minitab printout OneSample T weight of cats Descriptive Statistics weight is in pounds N Mean StDev SE Mean 95 CI for 33 93 1707 0297 8694 9905 mean of weight of cats Test Null hypothesis H 85 Alternative hypothesis H 85 TValue Pvalue 269 0011 Part    See Answer
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