A large family-held department store had the business objective of improving its response to complaints. The variable of interest was defined as the number of days between when the complaint was made and when it was resolved. Data were collected from 40 complaints that were made in the last year, Use the data to complete parts (a) through (d) below. E Click the icon to view the data table. a. Construct a 99% confidence interval estimate for the population mean number of days between the receipt of a complaint and the resolution of the complaint. The 99% confidence interval estimate is from days to days. (Round to one decimal place as needed.) 0 Complaint Data Days Between Complaint and Resolution of Complaint 26 35 19 36 101 83 1 20 29 22 7 151 10 30 144 8 39 28 36 106 10 38 9 86 85 52 17 27 10 29 16 21 85 10 29 37 20 12 Enter your answer in the edit fields and then click Check Answer 31 2 parts (?
A large family-held department store had the business objective of improving its response to complaints. The variable of interest was defined as the number of days between when the complaint was made and when it was resolved. Data were collected from 40 complaints that were made in the last year, Use the data to complete parts (a) through (d) below. E Click the icon to view the data table. a. Construct a 99% confidence interval estimate for the population mean number of days between the receipt of a complaint and the resolution of the complaint. The 99% confidence interval estimate is from days to days. (Round to one decimal place as needed.) 0 Complaint Data Days Between Complaint and Resolution of Complaint 26 35 19 36 101 83 1 20 29 22 7 151 10 30 144 8 39 28 36 106 10 38 9 86 85 52 17 27 10 29 16 21 85 10 29 37 20 12 Enter your answer in the edit fields and then click Check Answer 31 2 parts (?
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Author:Amos Gilat
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![Question Help
A large family-held department store had the business objective of improving its response to complaints. The variable of interest was defined as the number of days between when the complaint was made and
when it was resolved. Data were collected from 40 complaints that were made in the last year. Use the data to complete parts (a) through (d) below.
E Click the icon to view the data table.
a. Construct a 99% confidence interval estimate for the population mean number of days between the receipt of a complaint and the resolution of the complaint.
The 99% confidence interval estimate is from days to days
(Round to one decimal place as needed.)
A Complaint Data
Days Between Complaint and Resolution of Complaint
35
26
36
101
30
83
1
19
5
20
29
7
151
39
22
10
28
10
144
52
36
106
9.
8
17
27
29
86
85
20
16
85
10
21
ar
29
10
Enter
your answer in the edit fields and then click Check Answer
38
12
37
31
?
3 parts
remaininc
Print
Done](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F78a4b551-5048-4c5d-9abd-e95b71e4d3a2%2Fd2eb816f-9559-4344-8e2a-07f2e3ffc5c0%2F98rk5zti_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question Help
A large family-held department store had the business objective of improving its response to complaints. The variable of interest was defined as the number of days between when the complaint was made and
when it was resolved. Data were collected from 40 complaints that were made in the last year. Use the data to complete parts (a) through (d) below.
E Click the icon to view the data table.
a. Construct a 99% confidence interval estimate for the population mean number of days between the receipt of a complaint and the resolution of the complaint.
The 99% confidence interval estimate is from days to days
(Round to one decimal place as needed.)
A Complaint Data
Days Between Complaint and Resolution of Complaint
35
26
36
101
30
83
1
19
5
20
29
7
151
39
22
10
28
10
144
52
36
106
9.
8
17
27
29
86
85
20
16
85
10
21
ar
29
10
Enter
your answer in the edit fields and then click Check Answer
38
12
37
31
?
3 parts
remaininc
Print
Done
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