2. supermarket manager is interested in customer transactions to assist with budgeting as well as product placement throughout the store. Of particular interest to the manager is how long the customer spends in the store and whether the customer uses a self- service register for their transaction, Data has been collected from 50 customers and is provided in the fie FAT 1 Version A data.xlsx a) Use Linear Regression Excel to state the 95% confidence interval for the proportion of all Customers who use a self-service register. b) Interpret the confidence interval stated in part a) The supermarket manager is also interested to know if there is a difference in average shopping time for customers using the self-serve register and those using an assisted register. C. Use Linear Regression in Excel to conduct a hypothesis test at the 1% level of significance to determine if the shopping time is the same for customers using self-serve and assisted registers
2. supermarket manager is interested in customer transactions to assist with budgeting as well as product placement throughout the store. Of particular interest to the manager is how long the customer spends in the store and whether the customer uses a self- service register for their transaction, Data has been collected from 50 customers and is provided in the fie FAT 1 Version A data.xlsx a) Use Linear Regression Excel to state the 95% confidence interval for the proportion of all Customers who use a self-service register. b) Interpret the confidence interval stated in part a) The supermarket manager is also interested to know if there is a difference in average shopping time for customers using the self-serve register and those using an assisted register. C. Use Linear Regression in Excel to conduct a hypothesis test at the 1% level of significance to determine if the shopping time is the same for customers using self-serve and assisted registers
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Please Answer fast all part in 30 minutes i'm needed if u can under 30 minutes is good..... Please no reject and the Table maybe can help u....
Transcribed Image Text:FAT 1
Version A
D
Time spent in shop (mins)
Self-serve
Number of items purchased
5
18
13
12
5
13
21
24
36
8
9
1
10
11
11
12
13
15
14
19
15
14
12
16
17
18
19
20
7
21
20
32
22
4
23
11
18
24
11
14
25
16
26
20
27
1.
28
1
11
6
18
22
12
13
3
10
1
40
3
1
42
16
22
43
12
10
21
17
45
24
23
46
16
1
12
12
10
48
6
15
1
11
11
369 N O
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Transcribed Image Text:2. supermarket manager is interested in customer transactions to
assist with budgeting as well as product placement throughout the
store. Of particular interest to the manager is how long the
customer spends in the store and whether the customer uses a self-
service register for their transaction, Data has been collected from
50 customers and is provided in the fie FAT 1 Version A data.xlsx
a) Use Linear Regression Excel to state the 95% confidence
interval for the proportion of all
Customers who use a self-service register.
b) Interpret the confidence interval stated in part a) The
supermarket manager is also interested to know if there is a
difference in average shopping time for customers using the
self-serve register and those using an assisted register.
C Use Linear Regression in Excel to conduct a hypothesis test at the 1%
level of significance to determine if the shopping time is the same for
customers using self-serve and assisted registers
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