For the data set shown below, complete parts (a) through (d) below. x 20 30 40...

Question

Question

For the data set shown below, complete parts (a) through (d) below. x 20 30 40 50 60 y 98 95 89 83 70

(a) Use technology to find the estimates of Bo and B. Bobo = (Round to two decimal places as needed.) B1b1 = (Round to two de

(c) Assuming the residuals are normally distributed, use technology to determine Sb. (Round to four decimal places as needed.

Which of the following conclusions is correct? O A. Reject H, and conclude that a linear relation exists between x and y OB.

math Statistics-And-Probability

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

The statistic software output for this problem is:

(a)

Intercept $\beta$ 0 = 114.2

Slope : $\beta$ 1 = -0.68

(b)

S_e = 3.2455

(c)

S_b1 = 0.1026

Option A) is correct .

Add a comment

Answer 2

Similar Homework Help Questions

For the data set shown below, complete parts (a) through (d) below x 20 30 40...

For the data set shown below, complete parts (a) through (d) below x 20 30 40 50 60e yi 98 95 93 83 70 (a) Use technology to find the estimates of Po and β1 Po b,-□ (Round to two decimal places as needed.) β1 ~ b1-D (Round to two decimal places as needed) (b) Use technology to compute the standard error, the point estimate for σ. Round to four decimal places as needed) (c) Assuming the residuals are normally...
A pediatrician wants to determine the relation that may exist between a child's height and head...

A pediatrician wants to determine the relation that may exist between a child's height and head circumference. She randomly selects 5 children and measures their height and head circumference. The data are summarized below. Complete parts (a) through (f) below. Height (inches), x Head Circumference (inches), y| 26.5 25.5 25 27 260 17.5 17.3 17.1 16.9 17.3 (a) Treating height as the explanatory variable, x, use technology to determine the estimates of Po and B,. Bo bo = B, b,...
Please solve for (a)-(d) below. The data in the accompanying table represent the rate of return...

Please solve for (a)-(d) below. The data in the accompanying table represent the rate of return of a certain company stock for 11 months, compared with the rate of return of a certain index of 500 stocks. Both are in percent. Complete parts (a) through Click the icon to view the data table. (a) Treating the rate of return of the index as the explanatory variable, x, use technology to determine the estimates of Bo and B1 The estimate of...

am m on than one data point that value is the mean 3. For the data...

am m on than one data point that value is the mean 3. For the data set shown below, complete parts (a) through (d) below x 3 4 5 7 80 y 5 7 6 13 15 (a) Find the estimates of Bo and B, Bombo (Round to three decimal places as needed.) P, by (Round to three decimal places as needed.) (b) Compute the standard error, the point estimate for a (Round to four decimal places as needed.) (c)...
Question 24 A pediatrician wants to determine the relation that may exist between a child's height...

Question 24 A pediatrician wants to determine the relation that may exist between a child's height and head circumference. She randomly selects 5 children and measures their height and head circumference. The data are summarized below. A normal probability plot suggests that the residuals are normally distributed. Complete parts (a) and (b) below. Height (inches), x 27.75 27.5 26.75 25 25.55 Head Circumference (Inches), y 17.6 17.5 17.3 16.9 17.1 (a) Use technology to determine sp.. (Round to four decimal...
For the data set shown below, complete parts (a) through (d) below X 20 30 40...

For the data set shown below, complete parts (a) through (d) below X 20 30 40 y 98 95 91 50 60 85 68 (a) Use technology to find the estimates of Bo and B Pobo (Round to two decimal places as needed.) (Round to two decimal places as needed.)

As concrete cures, it gains strength. The following data represent the 7-day and 28-day strength ...

As concrete cures, it gains strength. The following data represent the 7-day and 28-day strength in pounds per square inch (psi) ofa certain type of concrete. Complete parts (a) through (f) below. 7-Dy Strength (psi)x 33802620 3390 2300 3330 4070 4850 28-Day Strength (psi,y 4190 (a) Treating the 7-day strength as the explanatory variable, use technology to determine the estimates of Po and pl P 1753.9 (Round to one decimal place as needed.) P sb9707 (Round to four decimal places...
The data in the accompanying table represent the rate of return of a certain company stock...

The data in the accompanying table represent the rate of return of a certain company stock for 11 months, compared with the rate of return of a certain index of 500 stocks. Assuming the residuals are normally distributed, test whether linear relation exist between the rate of return of the index, x, And the rate of return for the company stock, y, at the a=0.10 level of significance. in Month Apr-18 May-18 Jun-18 Jul-18 Aug-18 Sept-18 Oct-18 Nov-18 Dec-18 Jan-19...
As concrete cures, it gains strength. The following data represent the 7-day and 28-day strength in pounds per square inch (psi) of a certain type of concrete. Complete parts (a) through (f) bel...

As concrete cures, it gains strength. The following data represent the 7-day and 28-day strength in pounds per square inch (psi) of a certain type of concrete. Complete parts (a) through (f) below. 7-Day Strength (psi), x 3340 3380 3330 2300 2480 28-Day Strength (psi), y 4630 5020 4850 4070 4120 (a) Treating the 7-day strength as the explanatory variable, x, use technology to determine the estimates of beta 0 and beta 1. beta 0almost equalsb 0equals nothing (Round to...

For the data set shown below, complete parts (a) through (d) below. x3 4 5 7...

For the data set shown below, complete parts (a) through (d) below. x3 4 5 7 89 y 5 6 8 13 15 (a) Find the estimates of Bo and by B, by = - 1.965 (Round to three decimal places as needed.) B, by = 2.105 (Round to three decimal places as needed.) (b) Compute the standard error, the point estimate for o. se = 0.5807 (Round to four decimal places as needed.) (c) Assuming the residuals are normally...

For the data set shown below, complete parts (a) through (d) below. x 20 30 40...

Homework Answers

Add Answer to:
For the data set shown below, complete parts (a) through (d) below. x 20 30 40...

Post as a guest

Earn Coins