Question
In: Statistics and Probability
The table below represents Mama Jen's pizzeria customer satisfaction score for three stores located in St....
The table below represents Mama Jen's pizzeria customer satisfaction score for three stores located in St. Charles, Ferguson and Belleville.
| st charles | ferguson | belleville |
|---|---|---|
| 9 | 5 | 7 |
| 6 | 3 | 8 |
| 7 | 4 | 5 |
| 8 | 6 | 4 |
Based on the information in the table above, fill out the ANOVA table below and make a conclusion whether the null hypothesis about the average customer satisfaction scores across the three stores should be rejected or not.
| variation source | sum of squares | DF | mean square | F statistic |
|---|---|---|---|---|
| treatments | SST = __________ | df=_____________ | MST=___________ | F=_________ |
| error | SSE= ___________ | df=______________ | MSE=____________ | Fcrit = _____________ |
| totals: | SS total _____________ | df= _____________ |
Solutions
orchestra answered 2 years agoRelated Solutions
1. Customer satisfaction data for two similar stores are provided below. The scores are averages of...
1. Customer satisfaction data for two similar stores are
provided below. The scores are averages of ratings on a scale of 1
to 10. Assume the populations are normally distributed.
Store A: sample size = 25, sample mean = 7.9, population
standard deviation = 1.4
Store B: sample size = 27, sample mean = 8.6, population
standard deviation = 1.9
Construct a 95% confidence interval for the difference between
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Which type of survey do you think is the best assessment tool
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TABLE C6-2: Customer Satisfaction Customer Number Customer Name Satisfaction Level 1 Anderson Very high 2 Angero...
TABLE C6-2: Customer Satisfaction
Customer Number
Customer Name
Satisfaction Level
1
Anderson
Very high
2
Angero
high
3
Ball
medium
4
Bobak
low
5
Chontos
high
6
Detley
very low
7
Hetfield
very high
8
Iruja
medium
9
Jamesson
high
10
Kemp
medium
11
Lehmann
high
12
Lee
high
13
Lewins
low
14
Luo
very high
15
Madras
very high
16
Morris
low
17
Mulder
medium
18
Ngozichi
low
19
Nickens
very high
20
Poteau
very high
21
Sakomoto
medium...
The table below will be used for the following five questions. The table represents the mean...
The table below will be used for the following five questions.
The table represents the mean and standard deviation graduation
rates, by candidate age, for a population of flight academies. ( No
more data was provided). If you only know one method to solve a
problem, please don't add a comment asking for more data!
Age
Mean Graduation Rate
Standard Deviation
16
76.6
1.8
17
74.2
1.8
18
79.5
1.7
19
79.6
2.1
20
81.2
2.1
21
84.2
2.2
22...
The table below illustrates a very simple capital budgeting project over just three years. It represents...
The table below illustrates a very simple capital budgeting
project over just three years. It represents many of the key items
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rate used for analysis and planning is 33.0%. Run through the
calculations necessary to find the numbers for the missing
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NOTE: If the table is not fully viewable, zoom out until it
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Round all numbers to the nearest whole dollar and enter
in the spaces...
Nancy, Inc. has three stores located in three different areas. Random samples of the sales of...
Nancy, Inc. has three stores located in three different areas.
Random samples of the sales of the three stores (in $1000) are
shown below. Please note the sample sizes are not equal.
At a 5% level of significance, test to see if there is a
significant difference in the average sales of the three
stores.
Store 1
Store 2
Store 3
46
34
33
47
36
31
45
35
35
42
39
45
Nancy, Inc. has three stores located in three different areas. Random samples of the sales of...
Nancy, Inc. has three stores located in three different areas.
Random samples of the sales of the three stores (in $1000) are
shown below. Please note the sample sizes are not equal.
Store 1
Store 2
Store 3
46
34
33
47
36
31
45
35
35
42
39
45
Compute the overall mean
At a 5% level of significance, test to see if there is a
significant difference in the average sales of the three
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Consider the three stocks in the following table. Pt represents price at time t, and Qt represents...
Consider the three stocks in the following table. Pt
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Can you show work with steps and answer c please
P
0 Q
0 P
1 Q
1 P
2 Q 2
A 80 100 85 100 90 100
B 60 200 45 200 40 200
C 110 200 120 200 60 400
c. Calculate the rate of return of the price-weighted index for
the second period (t=1 to t=2).
The following frequency table summarizes the ages of 50 customers for both shopping stores, Customer ages...
The following frequency table summarizes the ages of 50
customers for both shopping stores,
Customer ages
Frequency – Macy’s
Frequency – J.C Penny’s
15-23
8
2
24-32
19
11
33-41
8
7
42-50
6
11
51-59
3
11
60-68
6
8
50
50
Compute, the mean and standard deviation per customer age group
for both shopping stores in excel
Distinguish the customers for each store per the results
The following data in the table below represents the relationship between the number of workers and...
The following data in the table below represents the
relationship between the number of workers and their outputs in a
company for a given day in the short-run:
Workers
Output
P
Marginal Product
MP
Variable Cost
VC
Fixed Cost
FC
Total Cost
TC
Average Variable Cost
AVC
Average Fixed Cost
AFC
Average Total Cost
TC
Marginal Cost
MC
0
0
0
1
12
2
2
21
6
3
27
12
4
30
35
5
32
80
6
33
160
1- ...
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