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Author Question: Three companies (A, B, and C) are to be ranked first, second, and third in a list of companies with ... (Read 72 times)

Ebrown

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on: Feb 14, 2020

Question 1

The following data represent the scores of 50 students on a statistics exam. Suppose that one of the 50 students is chosen at random and that student's score is noted.

39515963666868697071
71717374767676777879
79797980808283838385
85868688888888898989
90909191929596979798

a.What is the probability that the student’s score is 88?
b. What is the probability that the student’s score is less than 60?
c. What is the probability that the student’s score is between 70 and 79, inclusive?

Question 2

Three companies (A, B, and C) are to be ranked first, second, and third in a list of companies with the highest customer satisfaction.

a. List all the possible sets of rankings for these top three companies.
b. Assuming that all sets of rankings are equally likely, what is the probability that Company A will be ranked first, Company B second, and Company C third?
c. Assuming that all sets of rankings are equally likely, what is the probability that Company B will be ranked first?
Statistics ¦ McClave, Sincich, Tamarack ¦ 12th Edition
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Marked as best answer by Ebrown on Feb 14, 2020

lucas dlamini

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Reply #1 on: Feb 14, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Ebrown

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Reply 2 on: Feb 14, 2020
YES! Correct, THANKS for helping me on my review

strudel15

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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