a) Estimate the degree of freedom for the above scenario.

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A: GivenMean(μ)=50standard deviation(σ)=7

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Q: CLT

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Q: subjects.

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Q: 6. A psychologist is studying the effects of lack of sleep on the performance of various…

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Q: A regression was run to determine if there is a relationship between hours of TV watched per day (x)…

A: Given y=a+bx b=-0.734 a=32.069 r²=0.765625 r=-0.875