I need help with part B, thank you. Kitchen Master Bedroom 25.2 18.0 17.4 22.9 22.8 26.4 21.9 24.8 19.7 26.9 23.0 17.8 19.7 24.6 16.9 21.0 21.8 23.6
I need help with part B, thank you. Kitchen Master Bedroom 25.2 18.0 17.4 22.9 22.8 26.4 21.9 24.8 19.7 26.9 23.0 17.8 19.7 24.6 16.9 21.0 21.8 23.6
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
100%
I need help with part B, thank you.
Kitchen | Master Bedroom |
25.2 | 18.0 |
17.4 | 22.9 |
22.8 | 26.4 |
21.9 | 24.8 |
19.7 | 26.9 |
23.0 | 17.8 |
19.7 | 24.6 |
16.9 | 21.0 |
21.8 | |
23.6 |
![Hint(s)
The National Association of Home Builders provided data on the cost of the most popular home remodeling projects. Sample data on cost in thousands of dollars for two types of remodeling projects are as follows.
Excel File: data10-41.xlsx
IT IT
Kitchen
Master Bedroom
Kitchen
Master Bedroom
25.2
18.0
23.0
17.8
17.4
22.9
19.7
24.6
22.8
26.4
16.9
21.0
21.9
24.8
21.8
19.7
26.9
23.6
a. Develop a point estimate of the difference between the population mean remodeling costs for the two types of projects. Enter negative values as negative numbers.
Point estimate = $ -160o
(Report in dollars with no commas in your answer.)
b. Develop a 90% confidence interval for the difference between the two population means. (to 1 decimal and enter negative values as negative numbers)
in thousands of dollars.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa240a155-4ede-48a2-84a9-f79205bfc272%2F352ba26e-ab18-4c20-b1f3-744b39a49f77%2F4qwvb4d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Hint(s)
The National Association of Home Builders provided data on the cost of the most popular home remodeling projects. Sample data on cost in thousands of dollars for two types of remodeling projects are as follows.
Excel File: data10-41.xlsx
IT IT
Kitchen
Master Bedroom
Kitchen
Master Bedroom
25.2
18.0
23.0
17.8
17.4
22.9
19.7
24.6
22.8
26.4
16.9
21.0
21.9
24.8
21.8
19.7
26.9
23.6
a. Develop a point estimate of the difference between the population mean remodeling costs for the two types of projects. Enter negative values as negative numbers.
Point estimate = $ -160o
(Report in dollars with no commas in your answer.)
b. Develop a 90% confidence interval for the difference between the two population means. (to 1 decimal and enter negative values as negative numbers)
in thousands of dollars.
![A
B
Kitchen
Master Bedroom
25.2
18.0
17.4
22.9
22.8
26.4
21.9
24.8
19.7
26.9
23.0
17.8
19.7
24.6
16.9
21.0
21.8
23.6](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa240a155-4ede-48a2-84a9-f79205bfc272%2F352ba26e-ab18-4c20-b1f3-744b39a49f77%2Fnqnnks4_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A
B
Kitchen
Master Bedroom
25.2
18.0
17.4
22.9
22.8
26.4
21.9
24.8
19.7
26.9
23.0
17.8
19.7
24.6
16.9
21.0
21.8
23.6
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