In a Recent Survey in a Statistics Class,it Was Determined

question 24

Short Answer

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?

---

Definitions:

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true, serving as a threshold for determining whether observed data can be considered statistically significant.

Lower Limb

Refers to the part of the body extending from the hip to the toes, encompassing thigh, leg, and foot.

Stable Joints

Joints that have limited movement but provide significant support and stability to the skeletal framework.

Upper Limb

The upper limb refers to the part of the human body extending from the shoulder to the hand, including the arm, elbow, forearm, wrist, and fingers.