Researchers carried out a survey of fourth-, fifth-, and sixth-grade students in Michigan. Students were asked whether good grades, athletic ability, or being popular was most important to them. The two-way table summarizes the survey data.Suppose we select one of the students at random. Most important 4th grade Grades 49 Athletic 24 Popular 19 Total 92 Grade 5th 6th grade grade 50 69 36 38 22 108 28 135 Total 168 98 69 335 What is the probability that the student is a sixth-grader or rated good grades as important? 69 = 0.411 168 69 = 0.206 335 69 135 = 0.511 135+168 335 = 0.904 69+38+28+49+50 335 = 0.609
Researchers carried out a survey of fourth-, fifth-, and sixth-grade students in Michigan. Students were asked whether good grades, athletic ability, or being popular was most important to them. The two-way table summarizes the survey data.Suppose we select one of the students at random. Most important 4th grade Grades 49 Athletic 24 Popular 19 Total 92 Grade 5th 6th grade grade 50 69 36 38 22 108 28 135 Total 168 98 69 335 What is the probability that the student is a sixth-grader or rated good grades as important? 69 = 0.411 168 69 = 0.206 335 69 135 = 0.511 135+168 335 = 0.904 69+38+28+49+50 335 = 0.609
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
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Question
![Researchers carried out a survey of fourth-, fifth-, and sixth-grade students in Michigan. Students were asked whether good
grades, athletic ability, or being popular was most important to them. The two-way table summarizes the survey data.Suppose
we select one of the students at random.
4th
grade
Grades
49
Athletic 24
19
Total 92
Most
important Popular
Grade
5th
grade
50
36
22
108
6th
grade
69
168
38 98
28
69
135
335
Total
What is the probability that the student is a sixth-grader
or rated good grades as important?
69 = 0.411
168
69
335
69
135
= = 0.206
= 0.511
135+168
335
= 0.904
69+38+28+49+50
335
= 0.609](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fec8216c7-9603-414d-880e-1b2c9e8c3a03%2F3c6b737a-02b2-487b-beb2-58f048f60267%2Fye5u4k_processed.png&w=3840&q=75)
Transcribed Image Text:Researchers carried out a survey of fourth-, fifth-, and sixth-grade students in Michigan. Students were asked whether good
grades, athletic ability, or being popular was most important to them. The two-way table summarizes the survey data.Suppose
we select one of the students at random.
4th
grade
Grades
49
Athletic 24
19
Total 92
Most
important Popular
Grade
5th
grade
50
36
22
108
6th
grade
69
168
38 98
28
69
135
335
Total
What is the probability that the student is a sixth-grader
or rated good grades as important?
69 = 0.411
168
69
335
69
135
= = 0.206
= 0.511
135+168
335
= 0.904
69+38+28+49+50
335
= 0.609
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