The marketing department of a company has designed three different packing boxes for its product. It wants to determine which box will produce the largest amount of sales. Each box will be test-marketed in five different stores for a period of a month. Below you are given the information on sales (in dollars). Box 1 Box 2 Box 3 Store 1 210 195 295 Store 2 230 170 275 Store 3 190 200 290 Store 4 180 190 275 Store 5 190 193 265 Describe your steps when answering the following questions. a. State the null and alternative hypotheses. Let a = 0.01 in what follows. b. Construct an ANOVA table. Test the null hypothesis. What do you conclude? C. Use Fisher's LSD procedure and determine which mean (if any) is different from the others.
The marketing department of a company has designed three different packing boxes for its product. It wants to determine which box will produce the largest amount of sales. Each box will be test-marketed in five different stores for a period of a month. Below you are given the information on sales (in dollars). Box 1 Box 2 Box 3 Store 1 210 195 295 Store 2 230 170 275 Store 3 190 200 290 Store 4 180 190 275 Store 5 190 193 265 Describe your steps when answering the following questions. a. State the null and alternative hypotheses. Let a = 0.01 in what follows. b. Construct an ANOVA table. Test the null hypothesis. What do you conclude? C. Use Fisher's LSD procedure and determine which mean (if any) is different from the others.
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
![The marketing department of a company has designed three different packing boxes for its product. It
wants to determine which box will produce the largest amount of sales. Each box will be test-marketed
in five different stores for a period of a month. Below you are given the information on sales (in dollars).
Box 1
Box 2
Box 3
Store 1
210
195
295
Store 2
230
170
275
Store 3
190
200
290
Store 4
180
190
275
Store 5
190
193
265
Describe your steps when answering the following questions.
a. State the null and alternative hypotheses. Let a = 0.01 in what follows.
b. Construct an ANOVA table. Test the null hypothesis. What do you conclude?
C.
Use Fisher's LSD procedure and determine which mean (if any) is different from the others.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F82843356-20e0-4963-a596-b9a5337e04db%2F58af6475-8399-483a-b805-59f4b3f33e7b%2Fwk8imkr_processed.png&w=3840&q=75)
Transcribed Image Text:The marketing department of a company has designed three different packing boxes for its product. It
wants to determine which box will produce the largest amount of sales. Each box will be test-marketed
in five different stores for a period of a month. Below you are given the information on sales (in dollars).
Box 1
Box 2
Box 3
Store 1
210
195
295
Store 2
230
170
275
Store 3
190
200
290
Store 4
180
190
275
Store 5
190
193
265
Describe your steps when answering the following questions.
a. State the null and alternative hypotheses. Let a = 0.01 in what follows.
b. Construct an ANOVA table. Test the null hypothesis. What do you conclude?
C.
Use Fisher's LSD procedure and determine which mean (if any) is different from the others.
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