The t-test allows you to make inferences from small samples with unknown population standard deviations.
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Q2: The standard deviation of a small sample
Q3: The t-distribution is perfectly normal regardless of
Q4: The formulae for calculating t- and z-tests
Q5: The denominator of the t-test is also
Q6: The estimated standard error is a value
Q7: The denominator of the t-test is always
Q8: The numerator of the t-test is always
Q9: If the results of a t-test are
Q10: The degrees of freedom of a test
Q11: In a one-sample t-test with a sample
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