Problem 2: Below is a sample of 20 data values. Answer the following questions using this dataset. You will need to use Minitab or StatKey to answer some parts of this question. 12, 15, 15, 15, 16, 17, 17, 18, 20, 21, 22, 22, 23, 25, 25, 28, 29, 32, 32, 45 a.) Using technology, graph this data in a histogram. Copy and paste your graph here. (You can take a screenshot.) b.) Using technology, calculate the mean and standard deviation. Give your answer using appropriate notation. c.) Find the median and mode.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
Problem 2: Below is a sample of 20 data values. Answer the following questions using this
dataset. You will need to use Minitab or StatKey to answer some parts of this question.
12, 15, 15, 15, 16, 17, 17, 18, 20, 21, 22, 22, 23, 25, 25, 28, 29, 32, 32, 45
a.) Using technology, graph this data in a histogram. Copy and paste your graph here. (You can
take a screenshot.)
b.) Using technology, calculate the mean and standard deviation. Give your answer using
appropriate notation.
c.) Find the median and mode.
d.) Find the z-score for x=18 by hand. Show work with your answer, and round the answer to
two decimal places.
e.) Give the five number summary for this data set. Give your answer using appropriate
notation.
f.) Find the range and interquartile range. Show work with your answers.
g.) Are there any outliers in this sample? If so, what value(s)? Show work to support your
answer.
Transcribed Image Text:Problem 2: Below is a sample of 20 data values. Answer the following questions using this dataset. You will need to use Minitab or StatKey to answer some parts of this question. 12, 15, 15, 15, 16, 17, 17, 18, 20, 21, 22, 22, 23, 25, 25, 28, 29, 32, 32, 45 a.) Using technology, graph this data in a histogram. Copy and paste your graph here. (You can take a screenshot.) b.) Using technology, calculate the mean and standard deviation. Give your answer using appropriate notation. c.) Find the median and mode. d.) Find the z-score for x=18 by hand. Show work with your answer, and round the answer to two decimal places. e.) Give the five number summary for this data set. Give your answer using appropriate notation. f.) Find the range and interquartile range. Show work with your answers. g.) Are there any outliers in this sample? If so, what value(s)? Show work to support your answer.
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Frequency Statistics
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman