ne equation of the least squares regression line is 2.3256 and the sum of squared residuals för this line is 0.7907. Answer parts (a)-(d).- 7 12 14 a) Predict the mean value of y if x= 4. = (Round to one decimal place as needed.) b) Construct a 95% confidence interval about the mean value of y if x= 4. Lower Bound Upper Bound Round to one decimal place as needed.) c) Predict the value of y if x= 4. = (Round to one decimal place as needed.)

Q: a. Which of the error bars indicates the standard deviation? b. Which error bar indicates the…

A: Disclaimer: As the question has multiple parts, only first three will be answered.   The easiest and…

Q: auto maker

A: Confidence interval =95% sample size [n] =46

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A: since u have asked multiple questions in a single request so we will be answering only first…

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A: We have

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A:

Q: U A В

A: Please see the below picture for detailed solution.

Q: O Line K

A: Given that:

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A: As we know thatCrn = ∠n∠r∠n-rand Crn=Cn-rn

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A: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored oranges from M &…

Q: h each scatterplot shown below with one of the four specified correlations. O 8 9 a. -0.02 b. 0.66…

A: From the above scatter plot From First scatter plot  The value of correlation coefficient is  -0. 85…

Q: What's T and P

A:

Q: stock b 1.3,   -3.5,   -5.4 ,   6.3,  -7.6,  9.2 find IQR

A: 1.3,   -3.5,   -5.4 ,   6.3,  -7.6,  9.2Sample of size(n)=6

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A: It is an important part of statistics. It is widely used.

Q: Random assignment signifies.

A: