Business Stats ch 11 Word Scramble
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| Question | Answer |
| What are the five steps for two-sample tests of hypothesis of independent samples? | State the null and the alternate hypothesis. Select the level of significance. Determine the test statistic. Formulate a decision rule. Make the decision regarding null hypothesis and interpret the results. |
| What are the five steps for two-sample tests of hypothesis for proportions? | State the null and the alternate hypothesis. Select the level of significance. Determine the test statistic. Formulate a decision rule. Select a sample and make a decision. |
| What are the requirements or the assumptions for the Pooled t-test? | The sampled populations follow the normal distribution. The sampled populations are independent. The standard deviations of the two populations are equal. |
| p sub c | Pooled Proportion |
| s sub p squared | Pooled Sample Variance |
| X bar sub 1 | Mean of the first sample |
| X bar sub 2 | Mean of the second sample |
| d bar | Mean of the difference between dependent observations. |
| s sub b | Standard deviation of the difference between dependent observations. |
Created by:
dengler
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