d. What is the p-value? (Round your answer to 4 decimal places.) P-value → Answer is complete and correct. e. What is your decision regarding the null hypothesis? Decision: 0.0001 There is Answer is complete and correct. Reject Ho 1. Interpret the result. Answer is complete and correct. in the mean attention span. a difference g. Compute the 95% confidence intervals that estimate the difference between each pair of means. (Negative amount should be Indicated by a minus sign. Round your answers to 2 decimal places.) The interval for the difference between Clothes and Food is from The interval for the difference between Clothes and Toys is from The interval for the difference between Food and Toys is from Answer is complete but not entirely correct. (Smaller Mean - Larger Mean) (30.51) (19.04) (32.37) to (30.53) to (14.29) to (2.65) (Larger Mean - Smaller Mean) (30.51) ► to (30.51) (30.51) to (33.12) (2.65) ► to (14.29)
d. What is the p-value? (Round your answer to 4 decimal places.) P-value → Answer is complete and correct. e. What is your decision regarding the null hypothesis? Decision: 0.0001 There is Answer is complete and correct. Reject Ho 1. Interpret the result. Answer is complete and correct. in the mean attention span. a difference g. Compute the 95% confidence intervals that estimate the difference between each pair of means. (Negative amount should be Indicated by a minus sign. Round your answers to 2 decimal places.) The interval for the difference between Clothes and Food is from The interval for the difference between Clothes and Toys is from The interval for the difference between Food and Toys is from Answer is complete but not entirely correct. (Smaller Mean - Larger Mean) (30.51) (19.04) (32.37) to (30.53) to (14.29) to (2.65) (Larger Mean - Smaller Mean) (30.51) ► to (30.51) (30.51) to (33.12) (2.65) ► to (14.29)
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
i need help with part G
![d. What is the p-value? (Round your answer to 4 decimal places.)
P-value
✔ Answer is complete and correct.
e. What is your decision regarding the null hypothesis?
0.0001
✔ Answer is complete and correct.
Reject
Ho
Decision:
f. Interpret the result.
There is
✓ Answer is complete and correct.
✓in the mean attention span.
a difference
g. Compute the 95% confidence intervals that estimate the difference between each pair of means. (Negative amount should be
Indicated by a minus sign. Round your answers to 2 decimal places.)
> Answer is complete but not entirely correct.
(Smaller Mean - Larger Mean)
(32.37) x to
(30.53) ► to
(14.29) ► to
The interval for the difference between Clothes and Food is from
The interval for the difference between Clothes and Toys is from
The interval for the difference between Food and Toys is from
(30.51) X
(19.04) X
(2.65) X
(30.51) X
(Larger Mean - Smaller Mean)
(30.51) ► to
(30.51) x to
to
(2.65) ► to
(33.12) X
(14.29) X](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8d494b17-8b36-49e0-a6a1-3408f9cee0a7%2F933d7880-268c-4d5f-b5fc-7f28834a8c61%2Fm7gwdf_processed.png&w=3840&q=75)
Transcribed Image Text:d. What is the p-value? (Round your answer to 4 decimal places.)
P-value
✔ Answer is complete and correct.
e. What is your decision regarding the null hypothesis?
0.0001
✔ Answer is complete and correct.
Reject
Ho
Decision:
f. Interpret the result.
There is
✓ Answer is complete and correct.
✓in the mean attention span.
a difference
g. Compute the 95% confidence intervals that estimate the difference between each pair of means. (Negative amount should be
Indicated by a minus sign. Round your answers to 2 decimal places.)
> Answer is complete but not entirely correct.
(Smaller Mean - Larger Mean)
(32.37) x to
(30.53) ► to
(14.29) ► to
The interval for the difference between Clothes and Food is from
The interval for the difference between Clothes and Toys is from
The interval for the difference between Food and Toys is from
(30.51) X
(19.04) X
(2.65) X
(30.51) X
(Larger Mean - Smaller Mean)
(30.51) ► to
(30.51) x to
to
(2.65) ► to
(33.12) X
(14.29) X
![A study of the effect of television commercials on 12-year-old children measured their attention span, in seconds. The commercials
were for clothes, food, and toys.
Clothes Food
27
44
22
46
35
28
31
17
31
29
49
37
56
47
42
34
43
57
47
44
54
Ho:
H₂:
Click here for the Excel Data File
Toys
61
64
57
48
63
53
48
58
47
Required:
a. What are the null and alternate hypotheses?
51
51
✔ Answer is complete and correct.
Source of
Variation
Treatment
Error
Total
Clothes = Food Tays
Not all means are equal.
b. Complete the ANOVA table. Use 0.05 significance level. (Round the SS and MS values to 1 decimal place, Fvalue, p-value, and F
crit to 2 decimal places. Leave no cells blank - be certain to enter "0" wherever required. Round the df values to nearest whole
number.)
The test statistic is
SS
3,447.1✔
1,554.4✔
5,001.5 ✔
df
✔ Answer is complete and correct.
2✔
29✔
31✔
✔Answer is complete and correct.
32.1548 ✔
MS
1,723.5 ✔
53.6✔
c. What is the test statistic? (Round your answer to 4 decimal places.)
F
32.15
p-value
0.00✔
F crit
3.3276✔](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8d494b17-8b36-49e0-a6a1-3408f9cee0a7%2F933d7880-268c-4d5f-b5fc-7f28834a8c61%2Fl5uf7x5_processed.png&w=3840&q=75)
Transcribed Image Text:A study of the effect of television commercials on 12-year-old children measured their attention span, in seconds. The commercials
were for clothes, food, and toys.
Clothes Food
27
44
22
46
35
28
31
17
31
29
49
37
56
47
42
34
43
57
47
44
54
Ho:
H₂:
Click here for the Excel Data File
Toys
61
64
57
48
63
53
48
58
47
Required:
a. What are the null and alternate hypotheses?
51
51
✔ Answer is complete and correct.
Source of
Variation
Treatment
Error
Total
Clothes = Food Tays
Not all means are equal.
b. Complete the ANOVA table. Use 0.05 significance level. (Round the SS and MS values to 1 decimal place, Fvalue, p-value, and F
crit to 2 decimal places. Leave no cells blank - be certain to enter "0" wherever required. Round the df values to nearest whole
number.)
The test statistic is
SS
3,447.1✔
1,554.4✔
5,001.5 ✔
df
✔ Answer is complete and correct.
2✔
29✔
31✔
✔Answer is complete and correct.
32.1548 ✔
MS
1,723.5 ✔
53.6✔
c. What is the test statistic? (Round your answer to 4 decimal places.)
F
32.15
p-value
0.00✔
F crit
3.3276✔
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Step 1: Write the given information.
VIEWStep 2: Perform the descriptive and Anova analysis for the given data set.
VIEWStep 3: 95% confidence interval for the difference between clothes and food.
VIEWStep 4: 95% confidence interval for the difference between clothes and toys.
VIEWStep 5: 95% confidence interval for the difference between Food and toys.
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