The type of household for the U.S. population and for a random sample of 411 households from a community in Montana are shown below. The level of significance is 0.05 Type of Household Percent of U.S. Households Observed Number of Households in the Community Married with children 26% 108 Married, no children 29% 117 Single parent 9% 31 One person 25% 88 Other (e.g., roommates, siblings) 11% 67 a) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to two decimal places. Round the test statistic to three decimal places.) b) Find or estimate the P-value of the sample test statistic. (Round your answer to three decimal places.)
The type of household for the U.S. population and for a random sample of 411 households from a community in Montana are shown below. The level of significance is 0.05 Type of Household Percent of U.S. Households Observed Number of Households in the Community Married with children 26% 108 Married, no children 29% 117 Single parent 9% 31 One person 25% 88 Other (e.g., roommates, siblings) 11% 67 a) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to two decimal places. Round the test statistic to three decimal places.) b) Find or estimate the P-value of the sample test statistic. (Round your answer to three decimal places.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The type of household for the U.S. population and for a random sample of 411 households from a community in Montana are shown below.
The level of significance is 0.05
| Type of Household | Percent of U.S. Households |
Observed Number of Households in the Community |
|---|---|---|
| Married with children | 26% | 108 |
| Married, no children | 29% | 117 |
| Single parent | 9% | 31 |
| One person | 25% | 88 |
| Other (e.g., roommates, siblings) | 11% | 67 |
a) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to two decimal places. Round the test statistic to three decimal places.)
b) Find or estimate the P-value of the sample test statistic. (Round your answer to three decimal places.)
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