Which of the following is a characteristic of the z

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Which of the following is a characteristic of the Z-test? Always uses a normal distribution and applied when standard deviation is known Has many methods to adapt to different needs More adaptable than t-test
More commonly used than t-tests Construct a 90% confidence interval for a sampling distribution having a mean of 25 and a size
Construct a 95% confidence interval for a sampling distribution having a mean of 25 and a size of 64. The standard deviation of the population from which the samples are drawn is 4. 24.02 to 25.98 24.094 to 25.906 24.178 to 25.822 5% to 95% In which of the following do we use Z-distribution?
Sampling distribution of the mean is always a uniform distribution Having a sample size of less than 30 Which of the following is a characteristic of the Z-test?

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