8) The following gives the national percentages of adults in a given age group. Use Google Sheets or another app/program to create a pie chart that clearly displays this data to an audience. Copy and paste the chart into a document to upload as part of your problem set. 18 - 29 45 - 59 60 or older Age Group Percentage 30-44 27 17 25 31
8) The following gives the national percentages of adults in a given age group. Use Google Sheets or another app/program to create a pie chart that clearly displays this data to an audience. Copy and paste the chart into a document to upload as part of your problem set. 18 - 29 45 - 59 60 or older Age Group Percentage 30-44 27 17 25 31
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Practice Pack
![6) A professor timed all students in his Statistics class for how long it took them to complete the final exam.
The results are given below, in minutes.
92
170
65 70 84
145 150
145 115 170 160 150 90
110 115 100 135 105
100 155 95 88 125
120
165
75
96
a) Find the population mean and standard deviation. Use appropriate symbols
b) Sketch a boxplot by hand for time to finish the exam. Write the "5 number summary" on the boxplot.
c) Calculate the IQR, the interquartile range. Use the IQR to determine which, if any, data values can be
classified as outliers. Show your reasoning.
d) Find the value of P90, and explain its meaning in the context of the question. Show
your work.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4e97f72a-1c8d-4466-a361-8c71e85dddcc%2Fd69861e9-913f-4c6c-8e70-068087efa1c6%2Ftq6z4w_processed.png&w=3840&q=75)
Transcribed Image Text:6) A professor timed all students in his Statistics class for how long it took them to complete the final exam.
The results are given below, in minutes.
92
170
65 70 84
145 150
145 115 170 160 150 90
110 115 100 135 105
100 155 95 88 125
120
165
75
96
a) Find the population mean and standard deviation. Use appropriate symbols
b) Sketch a boxplot by hand for time to finish the exam. Write the "5 number summary" on the boxplot.
c) Calculate the IQR, the interquartile range. Use the IQR to determine which, if any, data values can be
classified as outliers. Show your reasoning.
d) Find the value of P90, and explain its meaning in the context of the question. Show
your work.
![7) Use Google Sheets or another app/program to create a histogram that displays the times from #6. Use an
interval "bucket" width of 20 and start your first interval at 64.5. Copy and paste the chart into a document
to upload as part of your problem set.
8) The following gives the national percentages of adults in a given age group. Use Google Sheets or another
app/program to create a pie chart that clearly displays this data to an audience. Copy and paste the chart into
a document to upload as part of your problem set.
Age Group
Percentage
18 - 29
17
30 - 44 45 - 59 60 or older
27
25
31](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4e97f72a-1c8d-4466-a361-8c71e85dddcc%2Fd69861e9-913f-4c6c-8e70-068087efa1c6%2Fe0y70m_processed.png&w=3840&q=75)
Transcribed Image Text:7) Use Google Sheets or another app/program to create a histogram that displays the times from #6. Use an
interval "bucket" width of 20 and start your first interval at 64.5. Copy and paste the chart into a document
to upload as part of your problem set.
8) The following gives the national percentages of adults in a given age group. Use Google Sheets or another
app/program to create a pie chart that clearly displays this data to an audience. Copy and paste the chart into
a document to upload as part of your problem set.
Age Group
Percentage
18 - 29
17
30 - 44 45 - 59 60 or older
27
25
31
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