In a recent survey in a statistics class, it was determined that only 60 of the students attend class on Fridays. From past data, it was noted that 98 of those who went to class on Fridays pass the course, while only 20 of those who did not go to class on Fridays passed the course.
a. What percentage of students is expected to pass the course?
b. Given that a person passes the course, what is the probability that he/she attended classes on Fridays?
Question 2
More evidence against H0 is indicated by
a. lower levels of significance.
b. smaller p-values.
c. smaller critical values.
d. lower probabilities for the power of the test.
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