Medicare would like to test the hypothesis that the average monthly rate for one-bedroom assisted-living facility is equal to $3,300. A random sample of 12 assisted-living facilities had an average rate of $3,690 per month. The standard deviation for this sample was $530. Medicare would like to set α = 0.05. The test statistic for this hypothesis test would be____. a) z= -1.37 b) z= 1.98 c) t= -2.16 d) t= 2.55

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A: Sample size n =20 Sample mean=73 Population standard deviation =4 NOTE:- According to bartleby…

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A: Givensample size(n)=42Mean(x)=35.8standard deviation(s)=4α=0.10

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A:

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A: a) Null and alternative hypotheses: Null hypothesis: Null hypothesis is a statement which is tested…

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A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

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Q: The null and alternate hypotheses are: He: ₁ = ₂ H₂=₁ #₂ A random sample of 10 observations from one…

A:

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A:

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A: 1)GivenMean(μ)=15standard deviation(σ)=3

Q: 1. The sample of 24 batteries a consumer watchdog organization tested ran for a mean of 47 hours…

A: given data n =24x¯ =47s = 3claim : μ ≠ 50

Q: a. State the null and alternative hypothesis

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A: The given data is as follows:Sample size, Sample mean, Sample standard deviation,

Q: Claim: The mean systolic blood pressure of all healthy adults is less than than 123 mm Hg. Sample…

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Q: Need the answer to question 1.

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A: The following solution is provided below :

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Q: The Dean feels the male athletes have a higher GPA than females. He samples 40 of the males to find…

A: