This statistics video tutorial explains how to solve hypothesis testing problems with proportions. It explains how to calculate the sample proportion and the z-test statistic and how to compare that with the critical values in order to determine whether or not if you should accept or reject the null hypothesis at a specified confidence level or significance level.

Confidence Intervals & Margin of Error:
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Find The Z-Score Given Confidence Interval:
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Student's T-Distribution:
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Hypothesis Testing - Null & Alternative:
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Type I and Type II Errors:
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One Tailed and Two Tailed Tests:
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Test Static For Means & Pop Proportions:
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Hypothesis Testing Problems:
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P-Value Method - Hypothesis Testing:
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Hypothesis Testing - Proportions:
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Difference of 2 Means - H Testing:
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Cohen's D - Pooled Standard Deviation:
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Hypothesis Testing - 2 Proportions:
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Matched or Paired Samples t-Test:
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Chi Square Test:
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Chi Square Distribution Test:
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Test of Independence - Chi Square Dist:
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Final Exams and Video Playlists:
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Full-Length Videos and Worksheets:
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