Which score has the highest relative position: a score of 33.5 on a test for whi

Question

Which score has the highest relative position: a score of 33.5 on a test for which x = 30 and s = 5, a score of 5.7 on a test for which x - 4.2 and s = 1.1 or a score of 482.2 on a test for which x = 430 and s = 58? Find the mean of the data summarized in the given frequency distribution. 9) The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Fir the mean waiting time.

Explanation / Answer

9.4245

Mean = 9.4245

Relative probability Weighted frequency 0-3 1.5 11 0.2075 0.3113 4-7 5.5 11 0.2075 1.1415 8-11 9.5 15 0.2830 2.6887 12-15 13.5 6 0.1132 1.5283 16-19 17.5 6 0.1132 1.9811 20-23 21.5 2 0.0377 0.8113 24-27 25.5 2 0.0377 0.9623 53

9.4245

Related Questions

Navigate

• Browse (All)
• Browse W
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.