METHODS OF DATA ANALYSIS
DECISION MAKING WITH HYPOTHESIS TESTING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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right-tailed test
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left-tailed test
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two-tailed test
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None of the above
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Explanation:
Detailed explanation-1: -What is a Two Sample T Hypothesis Test? A two sample t hypothesis tests also known as independent t-test is used to analyze the difference between two unknown population means. The Two-sample T-test is used when the two small samples (n< 30) are taken from two different populations and compared.
Detailed explanation-2: -Parametric Tests, if samples follow a normal distribution. In general, samples follow a normal distribution if their mean is 0 and variance is 1. Non-Parametric Tests, if samples do not follow a normal distribution. 19-Sept-2021
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