Use the table to answer the question. 3. Reexamine the data. What proportion of the students in the class scored a B or higher? Assume a B starts at a score of 80. Final Exam Scores 97 54 78 75 86 80 94 96 68 62 76 72 89 91 73 62 81 57 65 77 58 64 62 74 88 82 100 95 06 52

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Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 26PFA
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Use the table to answer the question.
3. Reexamine the data. What proportion of the students in the class scored a B or higher? Assume a B starts
at a score of 80.
Final Exam Scores
97
54 78 75 86 80
94
96 68 62 76 72
89 91 73 62 81 57
65 77 88 82 100 58
95 52 64
63 74 85
A table has 5 rows and 6 columns
of integers ranging from 52 to 100.
The proportion of students is 0.567.
O The proportion of students is 0.45.
The proportion of students is 0.433.
O The proportion of students is 0.55.
Transcribed Image Text:Use the table to answer the question. 3. Reexamine the data. What proportion of the students in the class scored a B or higher? Assume a B starts at a score of 80. Final Exam Scores 97 54 78 75 86 80 94 96 68 62 76 72 89 91 73 62 81 57 65 77 88 82 100 58 95 52 64 63 74 85 A table has 5 rows and 6 columns of integers ranging from 52 to 100. The proportion of students is 0.567. O The proportion of students is 0.45. The proportion of students is 0.433. O The proportion of students is 0.55.
Use the table to answer the question.
2. There are 212 students at a local college taking an Introduction to Statistics course. The following are the
final exam scores of 30 randomly selected students. What would you estimate to be the mean score for all
the students in the course? Round your answer to the nearest whole number.
Final Exam Scores
97
54 78 75
86 80
94 96 58 62 76 72
89 91 73 62 81 57
65 77 88 82
100 58
63 74 85 95 52 64
A table has 5 rows and 6 columns
of integers ranging from 52 to 100.
The estimated mean score is 77.
The estimated mean score is 74.
The estimated mean score is 78.
The estimated mean score is 76.
Transcribed Image Text:Use the table to answer the question. 2. There are 212 students at a local college taking an Introduction to Statistics course. The following are the final exam scores of 30 randomly selected students. What would you estimate to be the mean score for all the students in the course? Round your answer to the nearest whole number. Final Exam Scores 97 54 78 75 86 80 94 96 58 62 76 72 89 91 73 62 81 57 65 77 88 82 100 58 63 74 85 95 52 64 A table has 5 rows and 6 columns of integers ranging from 52 to 100. The estimated mean score is 77. The estimated mean score is 74. The estimated mean score is 78. The estimated mean score is 76.
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