For a large sample size,the t distribution approaches the normal distribution.Thus,the t-test and the z-test are equivalent.
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Q4: Parametric tests provide inferences for making statements
Q5: The two sets of degrees of freedom
Q6: A two-tailed test is more conservative than
Q7: According to the text,samples drawn randomly from
Q8: According to the text,the t distribution is
Q10: The t statistic is a statistic that
Q11: The most popular parametric test is the
Q12: The t statistic is calculated by assuming
Q13: Non-parametric tests are hypothesis testing procedures that
Q14: A z-test is a univariate hypothesis test
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