Independent Simple Random Samples of Sizes 120 and 150 Are

question 45

Essay

Independent simple random samples of sizes 120 and 150 are taken from two populations with the intent of performing a hypothesis test to compare the means. Prior data analyses have indicated that the two population standard deviations are equal; however, the variable under consideration is not normally distributed on either population. Is it reasonable to use the pooled t-test in this situation? Explain your answer.

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The practice of dedicating long periods to academic work without significant breaks or interruptions.

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Surprise tests given without prior announcement to assess students' knowledge on a particular subject matter.

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A method in behaviorism used to shape behavior by rewarding actions that are progressively closer to the desired behavior.

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A method of conditioning whereby successive approximations toward a desired behavior are reinforced, gradually leading to the acquisition of the target behavior.