Shoppers were asked about their regular grocery shopping locations. The table below shows the responses of the sampled shoppers. We are interested in determining if the proportions of females in the three categories are different from each other. Gender Grocery chain Discount store Membership warehouse Total Female 220 80 90 390 Male 80 70 60 210 Total 300 150 150 600 HINT: You are NOT to be run a full test here!! You need to use chi-square and comparison procedures! a. Provide the null and alternative hypotheses. b. Determine the expected frequencies. c. Compute the sample proportions.
Shoppers were asked about their regular grocery shopping locations. The table below shows the responses of the sampled shoppers. We are interested in determining if the proportions of females in the three categories are different from each other. Gender Grocery chain Discount store Membership warehouse Total Female 220 80 90 390 Male 80 70 60 210 Total 300 150 150 600 HINT: You are NOT to be run a full test here!! You need to use chi-square and comparison procedures! a. Provide the null and alternative hypotheses. b. Determine the expected frequencies. c. Compute the sample proportions.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 7CR
Related questions
Question
Shoppers were asked about their regular grocery shopping locations. The table below shows the responses of the sampled shoppers. We are interested in determining if the proportions of females in the three categories are different from each other.
Gender |
Grocery |
Discount |
Membership warehouse |
Total |
| Female |
220 |
80 |
90 |
390 |
| Male |
80 |
70 |
60 |
210 |
| Total |
300 |
150 |
150 |
600 |
HINT: You are NOT to be run a full test here!! You need to use chi-square and comparison procedures!
| a. | Provide the null and alternative hypotheses. |
| b. | Determine the expected frequencies. |
| c. | Compute the sample proportions. |
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