When do we use z 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 Z-test in statistics when the sample size (n) is greater than or equal to 30 and the data follows a normal distribution. The Z-test is also used when the population standard deviation is known.
We do not use a Z-test for nominal or ordinal data. Nominal data is categorical and does not ha Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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