Mathematics, 22.03.2021 03:40 samuelerlikhman
Please help!!
(a) Describe the distribution using graphical methods. Is it appropriate to analyze these data using methods based on Normal distributions? Explain why or why not.
. Yes, it is appropriate to analyze these data using methods based on Normal distributions. There are no outliers and no particular skewness.
No, it is not appropriate to analyze these data using methods based on Normal distributions. There are extreme outliers.
Yes, it is appropriate to analyze these data using methods based on Normal distributions. There are no outliers and the data is skewed to the right
No, it is not appropriate to analyze these data using methods based on Normal distributions. These data are skewed to the left.
No, it is not appropriate to analyze these data using methods based on Normal distributions. These data are skewed to the night
(b) Find the mean (Round your answer to two decimal places)
45 12
у mpg
Find the standard deviation (Round your answer to four decimal places.)
4 3058
I mpg
Find the standard error (Round your answer to four decimal places)
mpo
Find the margin of error for 95% confidence. (Round your answer to four decimal places.)
x mpo
(c) Report the 95% confidence interval for the mean mpg for this vehicle based on these data (Round your answers to four decimal places.)
Ix mpg,
1x mpo)
Answers: 1
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