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ENGR 132 - QUIZ9

# ENGR 132 - QUIZ9 - Quiz 9 A vector of 80 female heart rates...

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Click to edit Master subtitle style 4/24/11 ENGR 132 Wed/Fri 3:30-5:30

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4/24/11 Quiz 9 A vector 50 of exam grades, called Exam 1, is stored in the Matlab workspace. 1) Write the code required to produce a histogram of the exam grades suitable for technical presentation. 2) Write the code required to extract the bin centers and frequency.
4/24/11 Solution 1) 2) hist(Exam1, 7) xlabel(‘Exam grades’) ylabel(‘Frequency’) title(‘Histogram of Exam Grades’) +3 +1 +1 +1 [freq,center]=hist(Exam1, 7) +4

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Click to edit Master subtitle style 4/24/11 ENGR 132 Tues/Thurs 9:30-11:30

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Unformatted text preview: 4/24/11 Quiz 9 A vector of 80 female heart rates in beats per minute, called fem_hr, is stored in the Matlab workspace. 1) Write the code required to produce a histogram of the exam grades suitable for technical presentation. 2) Write the code required to extract the bin centers and frequency. 4/24/11 Solution 1) 2) hist(f_hr, 9) xlabel(‘Female Heart Rate [beats/min]’) ylabel(‘Frequency’) title(‘Histogram of Female Heart Rates’) +3 +1 +1 +1 [freq,center]=hist(f_hr, 9) +4...
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ENGR 132 - QUIZ9 - Quiz 9 A vector of 80 female heart rates...

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