Unhealthy Days in Cities The number of unhealthy days based on the AQI (Air Quality Index) for a random sample of metropolitan areas is shown. Round the sample statistics and final answers to at least one decimal place. 5 40 61 39 1 0 16 29 23 10 Send data to Excel Construct a 95% confidence interval based on the data. Assume the variable is normally distributed.

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A: 1759,2086,1727,2003,1859,2160,2098,1954,1848,2110,1862,2174

Q: In one month, the national mean price per gallon (in dollars) of gasoline was 3.107. The data table…

A: Solution: n= 20 Sample size  μ= 3.107 Population mean ∑x=63.28x=∑xn=63.2820=3.164  Sample mean…

Q: 2.282 Ex 1.234 - 0.051 al -1.699 0.025 ail vel 2.045 95% -2 -1 t= Ex: 1.234

A: *Answer:  From the given information, the number of observations is 30.

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A: Introduction Hypothesis is an assumption that is being tested.

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A: Given Information: Test run:=Chi-squared goodness of fit testχ2=73.544df=3p-value=7.431e-16

Q: A. B & c

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A: Hello! As you have posted 3 different questions, we are answering the first question(1). In case you…

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A: The given table is as follows:

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A: Given that the distribution number of fingers is unimodal and left skewed.

Q: Parts a and b please

A:

Q: Steps 1 2 and 3 please

A:

Q: Ten people went on a diet for a month. The weight losses experienced (in pounds) are given below.…

A: Method: use one sample t test

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A: Given data: Confidence leval = 90% To find margin of error

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A: Introduction:A brief introduction to the various tests suggested here is given below:T-test…

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A: Note: As per my policy i can answer only three sub parts. kindly repost the remaining sub parts.…

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A: Given data is3,5,12,3,2

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Q: 69000 SD = 272703.1353 T score = .7113 P Value = .4932 We failed to reject the hypothesis. What…

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A: here use basic of regression