Question: 12.5 points Save Answer A researcher wishes to test whether the mean of a normally distributed population is greater than 1.06 at the 5% significance

12.5 points Save Answer A researcher wishes to test whether the

12.5 points Save Answer A researcher wishes to test whether the mean of a normally distributed population is greater than 1.06 at the 5% significance level. Based upon 22 independent observations, she observes a sample mean of 1.77 and a sample standard deviation of 0.84. Determine the degrees of freedom of the null distribution of Student's t test. Moving to the next question prevents changes to this answer. Question 1 of 8

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