When do we use t test?when nominal data is givenWhen n is greater than or equal to 30When ordinal data is givenWhen n < 30
Question
Solution 1
We use a t-test in statistics to compare the means of two groups and determine if there is a significant difference between them. This test is used when the sample size (n) is less than 30 and when the data is interval or ratio level (continuous).
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