The following table contains observed frequencies for a sample of 200. Column Variable Row Variable A B c P 40 50 45 10 20 35 Test for independence of the row and column variables using a = 0.05 . Compute the value of the x test statistic (to 2 decimals). Use Table 3 of Appendix B to find the p-value. The p-value is - Select your answer - : What is your conclusion? Select your answer -

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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The following table contains observed frequencies for a sample of 200.

| Row Variable | Column Variable |
|--------------|------------------|
|              | A      | B    | C    |
| **P**        | 40     | 50   | 45   |
| **Q**        | 10     | 20   | 35   |

Test for independence of the row and column variables using \( \alpha = 0.05 \).

Compute the value of the \( \chi^2 \) test statistic (to 2 decimals).

\[ \text{Blank for answer} \]

Use Table 3 of Appendix B to find the \( p \)-value.

The \( p \)-value is [Select your answer].

What is your conclusion?

[Select your answer]
Transcribed Image Text:The following table contains observed frequencies for a sample of 200. | Row Variable | Column Variable | |--------------|------------------| | | A | B | C | | **P** | 40 | 50 | 45 | | **Q** | 10 | 20 | 35 | Test for independence of the row and column variables using \( \alpha = 0.05 \). Compute the value of the \( \chi^2 \) test statistic (to 2 decimals). \[ \text{Blank for answer} \] Use Table 3 of Appendix B to find the \( p \)-value. The \( p \)-value is [Select your answer]. What is your conclusion? [Select your answer]
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