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# week 2 dq 1 - The difference between one and two tailed...

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In Hypothesis Testing: What is the difference between a two sample t-test and a two sample z-test? The difference between a two sample t-test and a two sample z-test are when there is a variance that is known and there the t-test is used when the variance is unknown. Examples: independent populations for the t-test and same population is for the z-test. What is the difference between a two sample t-test and ANOVA hypothesis testing? The difference between a teo sample t-test and ANOVA hypothesis testing is ANOVA compares the means of a sample by taking the factors into accounts ie. Independent variable. On the other hand the teo sample t-test examines 2 populations separate means. What is the difference between a one and two-tailed test?
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Unformatted text preview: The difference between one and two tailed test are the two tailed uses both tgreater than or less to validate H1. In the one tailed the bell curve looks for the significance to use >.05 on the right side of the curve. IN the two tailed curve it is the significant to divide and distribute to both sides. · In ANOVA, what does F=1 mean? F is the distribution ie. . s or t , the closer to zero it accepts a hypothesis as true, the further away it rejects the hypothesis. · When would you use ANOVA at your place of employment, in your education, or in politics? I would you ANOVA at my place of employment when comparing results and output results of employees scheduled for a daily, weekly and monthly basis....
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