1. The operators of certain machinery are required to take proficiency test given by a public agency. The possible scores on the test are 0, 1, 2, 3, 4, or 5. The test brochure published by the agency gave the following information about the scores and the corresponding probabilities: Score 1 2 3 4 5 Probability 0.04 0.13 0.38 0.23 0.16 0.06 The management of a company declares that 0.8 points will be added to test scores. Which of the following is the mean company scores? Lütfen birini seçin: O a. 3.32 b. 2.74 c. 2.56 O d. 1.97
1. The operators of certain machinery are required to take proficiency test given by a public agency. The possible scores on the test are 0, 1, 2, 3, 4, or 5. The test brochure published by the agency gave the following information about the scores and the corresponding probabilities: Score 1 2 3 4 5 Probability 0.04 0.13 0.38 0.23 0.16 0.06 The management of a company declares that 0.8 points will be added to test scores. Which of the following is the mean company scores? Lütfen birini seçin: O a. 3.32 b. 2.74 c. 2.56 O d. 1.97
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:1. The operators of certain machinery are required to take proficiency test given by a public agency. The possible scores on the test are 0,
1, 2, 3, 4, or 5. The test brochure published by the agency gave the following information about the scores and the corresponding
probabilities:
Score
1
2
4
Probability
0.04
0.13
0.38
0.23
0.16
0.06
The management of a company declares that 0.8 points will be added to test scores. Which of the following is the mean company scores?
Lütfen birini seçin:
a. 3.32
b. 2.74
c. 2.56
d. 1.97
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