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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).

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).

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
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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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