Answered: The accompanying table shows students'…

The accompanying table shows students' scores from the final exam in a history course. Scores Cumulative Frequency 50 up to 60 11 60 up to 70 30 70 up to 80 68

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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Question

The accompanying table shows students' scores from the final exam in a history course.

Scores	Cumulative Frequency
50 up to 60	11
60 up to 70	30
70 up to 80	68
80 up to 90	88
90 up to 100	100

How many of the students scored at least 70 but less than 90?

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