One of the subjects, Racheal, has x = 60 and y = 52. (a) Calculate Racheal's predicted value, ŷ. (b) Calculate Racheal's residual.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
icon
Related questions
Question

Q44

42. Independent random samples are selected from
two populations. Below are selected summary
statistics.
Pop. Mean Stand. Dev. Sample size
1
62.00
10.00
17
2
54.00
6.00
10
(a) Construct the 95% confidence interval for
Hx - HY.
(b) Obtain the P-value for the alternative
µx + HY. Show your work. You will re-
ceive no credit for simply reporting your
answer.
43. Independent random samples are selected from
two populations. Below are selected summary
statistics.
Pop. Mean Stand. Dev. Sample size
1
73.00
10.00
14
2
62.50
6.00
8
(a) Construct the 95% confidence interval for
Hx - HY.
(b) Obtain the P-value for the alternative
µx + µY.
44. A regression analysis yields the line
ŷ = 32 + 0.4x.
One of the subjects, Racheal, has x
y = 52.
60 and
(a) Calculate Racheal's predicted value, ŷ.
(b) Calculate Racheal's residual.
Transcribed Image Text:42. Independent random samples are selected from two populations. Below are selected summary statistics. Pop. Mean Stand. Dev. Sample size 1 62.00 10.00 17 2 54.00 6.00 10 (a) Construct the 95% confidence interval for Hx - HY. (b) Obtain the P-value for the alternative µx + HY. Show your work. You will re- ceive no credit for simply reporting your answer. 43. Independent random samples are selected from two populations. Below are selected summary statistics. Pop. Mean Stand. Dev. Sample size 1 73.00 10.00 14 2 62.50 6.00 8 (a) Construct the 95% confidence interval for Hx - HY. (b) Obtain the P-value for the alternative µx + µY. 44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has x y = 52. 60 and (a) Calculate Racheal's predicted value, ŷ. (b) Calculate Racheal's residual.
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill