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(a) Use the graph to find an estimate for the median mark in the algebra test. (b) Use the graph to find an estimate for the number of students who gained 58 marks or less in the algebra test. (1)

(a) Use the graph to find an estimate for the median mark in the algebra test. (b) Use the graph to find an estimate for the number of students who gained 58 marks or less in the algebra test. (1)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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(a) Use the graph to find an estimate for the median mark in the algebra test. (b) Use the graph to find an estimate for the number of students who gained 58 marks or less in the algebra test. ******** (1) (1)
Transcribed Image Text:(a) Use the graph to find an estimate for the median mark in the algebra test. (b) Use the graph to find an estimate for the number of students who gained 58 marks or less in the algebra test. ******** (1) (1)
14 A group of 60 students each sat an algebra test and a geometry test. Each test was marked out of 110 The cumulative frequency graph gives information about the marks gained by the 60 students in the algebra test. 60 Cumulative frequency 50 40 30 20 10 0 10 20 30 40 50 60 70 80 90 100 110
Transcribed Image Text:14 A group of 60 students each sat an algebra test and a geometry test. Each test was marked out of 110 The cumulative frequency graph gives information about the marks gained by the 60 students in the algebra test. 60 Cumulative frequency 50 40 30 20 10 0 10 20 30 40 50 60 70 80 90 100 110
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