Question

Compare and contrast the characteristics of a t-test and an F – ratio.

Compare and contrast the characteristics of a t-test and an F – ratio.

Math   Statistics-And-Probability   
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Answer #1

t-test is used to test if two sample have the same mean.

The assumptions are needs to be met are that they are samples from normal distribution and observations are independent of each other.

f-test is used to test if two sample have the same variance or not . assumptions need to be met are same as assumptions need to test t test.

hence in f test and t test conditions are similar but test has different purpose for testing equality of mean and variance respectively.

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