A car dealer sold 750 automobiles last year. The following table categorizes the cars sold by size and color and presents the number of cars in each category. A car is to be chosen at random from the 750 for which the owner will win a lifetime of free oil changes. Give your answer as a fraction and as a decimal (up to 4 decimal places) in the given spaces. White Black Red Grey Total Small 102 71 33 134 340 Midsize 86 63 36 105 290 Large 26 32 22 40 120 Total 214 166 91 279 750 Determine whether color and size are independent. Justify your answer by showing your work here. (HINT: Use multiplication rule or conditional probabilities from above)
A car dealer sold 750 automobiles last year. The following table categorizes the cars sold by size and color and presents the number of cars in each category. A car is to be chosen at random from the 750 for which the owner will win a lifetime of free oil changes. Give your answer as a fraction and as a decimal (up to 4 decimal places) in the given spaces. White Black Red Grey Total Small 102 71 33 134 340 Midsize 86 63 36 105 290 Large 26 32 22 40 120 Total 214 166 91 279 750 Determine whether color and size are independent. Justify your answer by showing your work here. (HINT: Use multiplication rule or conditional probabilities from above)
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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A car dealer sold 750 automobiles last year. The following table categorizes the cars sold by size and color and presents the number of cars in each category. A car is to be chosen at random from the 750 for which the owner will win a lifetime of free oil changes. Give your answer as a fraction and as a decimal (up to 4 decimal places) in the given spaces.
|
White |
Black |
Red |
Grey |
Total |
Small |
102 |
71 |
33 |
134 |
340 |
Midsize |
86 |
63 |
36 |
105 |
290 |
Large |
26 |
32 |
22 |
40 |
120 |
Total |
214 |
166 |
91 |
279 |
750 |
Determine whether color and size are independent. Justify your answer by showing your work here. (HINT: Use multiplication rule or conditional probabilities from above)
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