markets, the results are as follows: item Head and shoulders Kleenex 6- Al-Qaseem Al-Reef shampoo 200 ml Al-Mara'i Labnah 400 gm piece pack Dates wheat bread Farm 15.2 20.4 19.0 6.2 8.0 Panda 14.7 18.3 16.8 6.7 7.6 (a) State the null and alternative hypothesis to help Ahmad verify his claim? (b) Test the hypothesis in part a (use a = 0.05).

MATLAB: An Introduction with Applications
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Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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(c) Is the conclusion in part b strong or weak? Why?
Transcribed Image Text:(c) Is the conclusion in part b strong or weak? Why?
Question 2: Ahmad claims that the average price of grocery items in Farm exceeds that of Panda
by at least 2 SAR, to verify his claim, he has chosen 5 items and compared their prices at both
markets, the results are as follows:
Head and shoulders Kleenex 6- Al-Qaseem Al-Reef
shampoo 200 ml
item
Al-Mara'i
piece pack Dates
Labnah
wheat
bread
400 gm
Farm
15.2
20.4
19.0
6.2
8.0
Panda
14.7
| 18.3
16.8
6.7
7.6
(a) State the null and alternative hypothesis to help Ahmad verify his claim?
(b) Test the hypothesis in part a (use a = 0.05).
Transcribed Image Text:Question 2: Ahmad claims that the average price of grocery items in Farm exceeds that of Panda by at least 2 SAR, to verify his claim, he has chosen 5 items and compared their prices at both markets, the results are as follows: Head and shoulders Kleenex 6- Al-Qaseem Al-Reef shampoo 200 ml item Al-Mara'i piece pack Dates Labnah wheat bread 400 gm Farm 15.2 20.4 19.0 6.2 8.0 Panda 14.7 | 18.3 16.8 6.7 7.6 (a) State the null and alternative hypothesis to help Ahmad verify his claim? (b) Test the hypothesis in part a (use a = 0.05).
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