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.

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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.
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