(d) What is the probability that a randomly selected car was American OR had six or more defects? Show your work. Enter the work/fraction you used to get your answer. (e) If a hypothesis test for independence was to be performed, find all the expected counts and enter them into the table below. Round your answers to two decimals. Fewer than Six or More Six Defects Defects American Built Foreign Built
(d) What is the probability that a randomly selected car was American OR had six or more defects? Show your work. Enter the work/fraction you used to get your answer. (e) If a hypothesis test for independence was to be performed, find all the expected counts and enter them into the table below. Round your answers to two decimals. Fewer than Six or More Six Defects Defects American Built Foreign Built
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:(d) What is the probability that a randomly selected car was American OR had six or more defects?
Show your work. Enter the work/fraction you used to get your answer.
(e) If a hypothesis test for independence was to be performed, find all the expected counts and enter
them into the table below. Round your answers to two decimals.
Fewer than
Six or More
Six Defects
Defects
American
Built
Foreign
Built

Transcribed Image Text:A sample of 300 new cars were checked for defects. The following table shows the results of the study.
Fewer
Six or
than
More
Total
Six
Defects
Defects
American
24
218
242
Built
Foreign
Built
29
29
58
Total
53
247
300
One car is selected at random. Round your answers to two decimals.
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