The histogram below shows the distribution of scores on a foreign exam placement exam for a college. a) What is the shape of this distribution? b) Estimate the mean (no work needed). c) Estimate the standard deviation – write down enough so that I know how you arrived at your answer.

The histogram below shows the distribution of scores on a foreign exam placement exam for a college. a) What is the shape of this distribution? b) Estimate the mean (no work needed). c) Estimate the standard deviation – write down enough so that I know how you arrived at your answer.

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 histogram below shows the distribution of scores on a foreign exam placement exam for a college.

a) What is the shape of this distribution?

b) Estimate the mean (no work needed).

c) Estimate the standard deviation – write down enough so that I know how you arrived at your answer.

Histogram of Test Scores
60
50
40
30
20
10 -
140
160
180
200
220
240
260
Test Scores
Frequency

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