Using The Chi-Square Distribution Table, a²225, a 0.10, n=30, and a left-tailed test, find the following: Part: 0/4

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A: sample size(n)=23Mean()=27.7standard deviation(s)=9.2

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A: Normal approximation

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Q: Hi what is the answer for D. The last part is either equal to,less than , or greater than 5

A: n = 9p = 0.22

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A: From the provided information,n = 995x = 591Confidence level = 90%

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A: Mea  = 98.9Standard deviation = 42.8n = 15Alpha = 90% = 1 - 0.90 = 0.1/2 = 0.05Df = n - 1 = 15 - 1 =…

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A: confidence level=99%margin of error(E)=4%=0.04

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A: Given:n = 13p = 0.5

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A: Introduction:Hi! Thank you for the question. As you have posted multiple independent questions,…

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A: Claim:A researcher center claims that at least 30% of adults in a certain country think that their…

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A: sample size(n)=100sample proportion()=0.89significance level()=0.02

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A: Given:

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Q: 33. Use the given information to find the number of degrees of freedom, the critical values and X,…

A: Answer Given The sample size [n] =26The sample standard deviation [S] =65.2The sample variance [s^2]…

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A: would give the supervisor a better idea of what the true mean is compared to simply taking the mean…