Eyeglassomatic manufactures eyeglasses for different retailers. The number of days it takes to fix defects in an eyeglass and the probability that it will take that number of days are in the table. Number of Days to Fix Defects Number of days Probabilities 24.9% 2 10.8% 3 9.1% 4 12.3% 13.3% 6. 11.4% 7.0% 8. 4.6% 9. 1.9% 10 1.3% 11 1.0% 12 0.8% 13 0.6% 14 0.4% 15 0.2% 16 0.2% 17 0.1% 18 0.1% a.) State the random variable. b.) Draw a histogram of the number of days to fix defects c.) Find the mean number of days to fix defects. d.) Find the variance for the number of days to fix defects. e.) Find the standard deviation for the number of days to fix defects. f.) Find probability that a lens will take at least 16 days to make a fix the defect. g.) Is it unusual for a lens to take 16 days to fix a defect?
Eyeglassomatic manufactures eyeglasses for different retailers. The number of days it takes to fix defects in an eyeglass and the probability that it will take that number of days are in the table. Number of Days to Fix Defects Number of days Probabilities 24.9% 2 10.8% 3 9.1% 4 12.3% 13.3% 6. 11.4% 7.0% 8. 4.6% 9. 1.9% 10 1.3% 11 1.0% 12 0.8% 13 0.6% 14 0.4% 15 0.2% 16 0.2% 17 0.1% 18 0.1% a.) State the random variable. b.) Draw a histogram of the number of days to fix defects c.) Find the mean number of days to fix defects. d.) Find the variance for the number of days to fix defects. e.) Find the standard deviation for the number of days to fix defects. f.) Find probability that a lens will take at least 16 days to make a fix the defect. g.) Is it unusual for a lens to take 16 days to fix a defect?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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aanswer d e f g only
Transcribed Image Text:Eyeglassomatic manufactures eyeglasses for different retailers. The number of days it takes to
fix defects in an eyeglass and the probability that it will take that number of days are in the
table.
Number of Days to Fix Defects
Number of days
Probabilities
1
24.9%
10.8%
3
9.1%
4
12.3%
5
13.3%
6.
11.4%
7.0%
8
4.6%
9.
1.9%
10
1.3%
11
1.0%
12
0.8%
13
0.6%
14
0.4%
15
0.2%
16
0.2%
17
0.1%
18
0.1%
a.) State the random variable.
b.) Draw a histogram of the number of days to fix defects
c.) Find the mean number of days to fix defects.
d.) Find the variance for the number of days to fix defects.
e.) Find the standard deviation for the number of days to fix defects.
f.) Find probability that a lens will take at least 16 days to make a fix the defect.
g.) Is it unusual for a lens to take 16 days to fix a defect?
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