Construct a boxplot for the given data. Include values of the 5-number summary in all boxplots. -$\begin{array}{r|r} \text { Incomes } & \text { Frequency } \\ \hline 200-300 & 75 \\ 301-400 & 51 \\ 401-500 & 95 \\ 501-600 & 92 \\ >600 & 14 \end{array}$

A) $\begin{array}{r|r} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 200-300 & 22.94 \% \\ 301-400 & 15.60 \% \\ 401-500 & 29.05 \% \\ 501-600 & 28.13 \% \\ >600 & 4.28 \% \end{array}$ B) $\begin{array}{r|r} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 200-300 & 28.61 \% \\ 301-400 & 28.40 \% \\ 401-500 & 4.31 \% \\ 501-600 & 22.66 \% \\ >600 & 28.70 \% \end{array}$ C) $\begin{array}{r|r} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 200-300 & 12.5 \% \\ 301-400 & 20.1 \% \\ 401-500 & 37.3 \% \\ 501-600 & 15.2 \% \\ >600 & 14.9 \% \end{array}$ D) $\begin{array}{r|c} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 201-300 & 15.5 \% \\ 301-400 & 22.1 \% \\ 401-500 & 31.3 \% \\ 501-600 & 16.2 \% \\ >600 & 14.9 \% \end{array}$ A) $\begin{array}{r|r} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 200-300 & 22.94 \% \\ 301-400 & 15.60 \% \\ 401-500 & 29.05 \% \\ 501-600 & 28.13 \% \\ >600 & 4.28 \% \end{array}$ B) $\begin{array}{r|r} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 200-300 & 28.61 \% \\ 301-400 & 28.40 \% \\ 401-500 & 4.31 \% \\ 501-600 & 22.66 \% \\ >600 & 28.70 \% \end{array}$ C) $\begin{array}{r|r} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 200-300 & 12.5 \% \\ 301-400 & 20.1 \% \\ 401-500 & 37.3 \% \\ 501-600 & 15.2 \% \\ >600 & 14.9 \% \end{array}$ D) $\begin{array}{r|c} \text { Incomes } & \begin{array}{r} \text { Relative } \\ \text { Frequency } \end{array} \\ \hline 201-300 & 15.5 \% \\ 301-400 & 22.1 \% \\ 401-500 & 31.3 \% \\ 501-600 & 16.2 \% \\ >600 & 14.9 \% \end{array}$

Solve the problem. -The following frequency distribution analyzes the scores on a math test. Find the indicated class midpoint or boundaries. \[\begin{array} { c c } \hline \text {score}& \begin{array} { c } \text { Number of } \\ \text { Students } \end{array} \\ \hline 40 - 59 & 2 \\ 60 - 75 & 4 \\ 76 - 82 & 6 \\ 83 - 94 & 15 \\ 95 - 99 & 5 \end{array}\] The class midpoint of scores interval 95-99

A) 96.5 B) 97.0 C) 97.5 D) 98.0 A) 96.5 B) 97.0 C) 97.5 D) 98.0

Construct the dot plot for the given data. -The following data consists of the weights (in pounds)of 15 randomly selected women and the weights of 15 randomly selected men. Construct a back-to-back stemplot for the data. $\begin{array}{l} \begin{array} { l l l l l l } \text { Women: } & 128 & 150 & 118 & 166 & 142 \\ &122 & 137 & 110 & 175 & 152 \\ &145 & 126 & 139 & 111 & 170 \\\\ \text { Men: } & 140 & 153 & 199 & 186 & 169 \\ & 136 & 176 & 162 & 196 & 155 \\ & 173 & 190 & 141 & 166 & 153 \end{array} \end{array}$

A) $\begin{array}{r|c|l} \text { Men } & & \text { Women } \\ \hline & 11&018\\&12&268\\6&13&79\\10&14&25\\533&15&02\\962&16&6\\63&17&05\\6&18\\960&19 \end{array}$ B) $\begin{array}{r|c|l} \text { Men } & & \text { Women } \\ \hline & 11&01\\&12&268\\6&13&79\\10&14&25\\533&15&024\\962&16&6\\63&17&05\\96&18\\96&19 \end{array}$ A) $\begin{array}{r|c|l} \text { Men } & & \text { Women } \\ \hline & 11&018\\&12&268\\6&13&79\\10&14&25\\533&15&02\\962&16&6\\63&17&05\\6&18\\960&19 \end{array}$ B) $\begin{array}{r|c|l} \text { Men } & & \text { Women } \\ \hline & 11&01\\&12&268\\6&13&79\\10&14&25\\533&15&024\\962&16&6\\63&17&05\\96&18\\96&19 \end{array}$

Use the given data to construct a frequency distribution. -Lori asked 24 students how many hours they had spent doing homework during the previous week. The results are shown below. \[\begin{array} { r r r r r r r r r r r r } 10 & 10 & 10 & 9 & 10 & 10 & 14 & 13 & 10 & 9 & 12 & 10 \\ 10 & 12 & 10 & 10 & 12 & 10 & 10 & 13 & 10 & 12 & 13 & 9 \end{array}\] Construct a frequency table. Use 4 classes, a class width of 2 hours, and a lower limit of 8 for class 1. $\begin{array}{l|l} \text { Hours } & \text { Frequency } \\ \hline &\\\\ \end{array}$

The answer of Use the given data to construct a...

Find the original data from the stem-and-leaf plot. -$\begin{array}{c|c} \text { Stem } & \text { Leaves } \\ \hline 6 & 17 \\ 7 & 1135 \\ 8 & 13379 \\ 9 & 35 \end{array}$

A) $63,63,65,71,71,73,75,81,81,93,95$ B) $61,67,71,71,73,75,81,83,83,87,89,93,95$ C) $61,67,73,73,75,83,85,87,89,93,95$ D) $7,13,7,7,9,11,9,9,11,15,17,12,14,15$ A) $63,63,65,71,71,73,75,81,81,93,95$ B) $61,67,71,71,73,75,81,83,83,87,89,93,95$ C) $61,67,73,73,75,83,85,87,89,93,95$ D) $7,13,7,7,9,11,9,9,11,15,17,12,14,15$

Find the original data from the stem-and-leaf plot. -$\begin{array}{r|c} \text { stem } & \text { Leaves } \\ \hline 49 & 158 \\ 50 & 139 \\ 51 & 18 \end{array}$

A) $50,54,57,51,53,59,52,59$ B) $491,495,508,501,503,509,511,528$ C) $49158,50139,5118$ D) $491,495,498,501,503,509,511,518$ A) $50,54,57,51,53,59,52,59$ B) $491,495,508,501,503,509,511,528$ C) $49158,50139,5118$ D) $491,495,498,501,503,509,511,518$

Solve the problem. -Using the employment information in the table on Alpha Corporation, find the class boundaries for class 26-30. \[\begin{array}{l} \text { Years employed at Alpha Corporation }\\ \begin{array} { c | c } \begin{array} { c } \text { Class Limits } \\ \text { (years of service) } \end{array} & \begin{array} { c } \text { Frequency } \\ \text { (No. of employees) } \end{array} \\ \hline 1 - 5 & 5 \\ 6 - 10 & 20 \\ 11 - 15 & 25 \\ 16 - 20 & 10 \\ 21 - 25 & 5 \\ 26 - 30 & 3 \end{array} \end{array}\]

A) 26.5, 30.5 B) 25.5, 30.5 C) 25.5, 20.5 D) 26.5, 29.5 A) 26.5, 30.5 B) 25.5, 30.5 C) 25.5, 20.5 D) 26.5, 29.5

Solve the problem. -Using the information in the table on home sale prices in the city of Summerhill for the month of June, determine the width of each class. \[\begin{array} { c | c } \text {Class Limits}& \text {Frequency}\\ \text {(Sale price in thousands)}& \text {(No. of homes sold)}\\ \hline 80.0 - 110.9 & 2 \\ 111.0 - 141.9 & 5 \\ 142.0 - 172.9 & 7 \\ 173.0 - 203.9 & 10 \\ 204.0 - 234.9 & 3 \\ 235.0 - 265.9 & 1 \end{array}\]

A) 31 B) 28 C) 61 D) 30 A) 31 B) 28 C) 61 D) 30

Solve the problem. -Using the information in the table on home sale prices in the city of Summerhill for the month of June, find the class midpoint for class 235.0-265.9. \[\begin{array} { c | c } \text {Class Limits}& \text {Frequency}\\ \text {(Sale price in thousands)}& \text {(No. of homes sold)}\\ \hline 80.0 - 110.9 & 2 \\ 111.0 - 141.9 & 5 \\ 142.0 - 172.9 & 7 \\ 173.0 - 203.9 & 10 \\ 204.0 - 234.9 & 3 \\ 235.0 - 265.9 & 1 \end{array}\]

A) 250.55 B) 250.50 C) 250.40 D) 250.45 A) 250.55 B) 250.50 C) 250.40 D) 250.45

Exam 2: Summarizing and Graphing Data

Construct a boxplot for the given data. Include values of the 5-number summary in all boxplots. - Incomes Frequency 200-300 75 301-400 51 401-500 95 501-600 92 >600 14

(Multiple Choice)

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Question 41

Use the circle graph to solve the problem. -A survey of the 4960 vehicles on the campus of State University yielded the following pie chart. Together, what percent of the vehicles are either vans or convertibles?

(Multiple Choice)

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Question 42

A nurse measured the blood pressure of each person who visited her clinic. Following is a relative-frequency histogram for the systolic blood pressure readings for those people aged between 25 and 40. Use the histogram to answer the question. The blood pressure readings were given to the nearest whole number. -What common class width was used to construct the frequency distribution?

(Multiple Choice)

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Question 53

Use the circle graph to solve the problem. -The pie chart below gives the inventory of the men's department of a store. In which item of apparel does the store have the smallest investment?

(Multiple Choice)

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Question 54

Solve the problem. -Using the information in the table on home sale prices in the city of Summerhill for the month of June, determine the width of each class. Class Limits Frequency (Sale price in thousands) (No. of homes sold) 80.0-110.9 2 111.0-141.9 5 142.0-172.9 7 173.0-203.9 10 204.0-234.9 3 235.0-265.9 1

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Question 55

Solve the problem. -Using the information in the table on home sale prices in the city of Summerhill for the month of June, find the class midpoint for class 235.0-265.9. Class Limits Frequency (Sale price in thousands) (No. of homes sold) 80.0-110.9 2 111.0-141.9 5 142.0-172.9 7 173.0-203.9 10 204.0-234.9 3 235.0-265.9 1

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Question 56

Construct the dot plot for the given data. -The frequency chart shows the distribution of defects for the machines used to produce a product. Defects Frequency 0 1 1 3 2 0 3 2 4 4 5 0 $Construct the dot plot for the given data. -The frequency chart shows the distribution of defects for the machines used to produce a product. \begin{array}{c|c} \text { Defects } & \text { Frequency } \\ \hline 0 & 1 \\ 1 & 3 \\ 2 & 0 \\ 3 & 2 \\ 4 & 4 \\ 5 & 0 \end{array}$

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Question 57

Provide an appropriate response. -Create an example displaying data in a pie chart. Display the same data in a Pareto chart. Which graph is more effective? List at least two reasons in support of your choice.

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Question 58

Provide an appropriate response. -Explain the difference between a frequency distribution and a relative frequency distribution. Comment on the differences on the vertical axis scale. Given the same data set and the same classes, will the shapes of the frequency distribution and the relative frequency distribution be the same? You may draw a diagram to support your answer.

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Question 59

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Construct a pie chart representing the given data set. - x -6 7 7 7 5 6 2 -1 -6 y 2 7 11 8 9 11 6 3 2 $Construct a pie chart representing the given data set. - \begin{array}{ccccccccc} x&-6 & 7 & 7 & 7 & 5 & 6 & 2 & -1 & -6 \\ y&2 & 7 & 11 & 8 & 9 & 11 & 6 & 3 & 2 \end{array}$

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Question 60

Construct a boxplot for the given data. Include values of the 5-number summary in all boxplots. - Incomes Frequency 200-300 75 301-400 51 401-500 95 501-600 92 >600 14

Use the circle graph to solve the problem. -A survey of the 4960 vehicles on the campus of State University yielded the following pie chart. Together, what percent of the vehicles are either vans or convertibles?

Solve the problem. -The following frequency distribution analyzes the scores on a math test. Find the indicated class midpoint or boundaries. score Number of Students 40-59 2 60-75 4 76-82 6 83-94 15 95-99 5 The class midpoint of scores interval 95-99

Solve the problem. -The Kappa Iota Sigma Fraternity polled its members on the weekend party theme. The vote was as follows: six for toga, four for hayride, eight for beer bash, and two for masquerade. Display the vote count in a Pareto chart.

Find the original data from the stem-and-leaf plot. - Stem Leaves 6 17 7 1135 8 13379 9 35

Find the original data from the stem-and-leaf plot. - stem Leaves 49 158 50 139 51 18

Provide an appropriate response. -Histograms and Pareto charts are both bar charts. What is the significant difference between the two?

Solve the problem. -Using the employment information in the table on Alpha Corporation, find the class boundaries for class 26-30. Years employed at Alpha Corporation Class Limits (years of service) Frequency (No. of employees) 1-5 5 6-10 20 11-15 25 16-20 10 21-25 5 26-30 3

Use the circle graph to solve the problem. -The pie chart below gives the inventory of the men's department of a store. In which item of apparel does the store have the smallest investment?

Provide an appropriate response. -Create an example displaying data in a pie chart. Display the same data in a Pareto chart. Which graph is more effective? List at least two reasons in support of your choice.

Construct a pie chart representing the given data set. - x -6 7 7 7 5 6 2 -1 -6 y 2 7 11 8 9 11 6 3 2 $Construct a pie chart representing the given data set. - \begin{array}{ccccccccc} x&-6 & 7 & 7 & 7 & 5 & 6 & 2 & -1 & -6 \\ y&2 & 7 & 11 & 8 & 9 & 11 & 6 & 3 & 2 \end{array}$

Introduction to Statistics

Statistics for Describing, Exploring, and Comparing Data

Probability

Probability Distributions

Normal Probability Distributions

Estimates and Sample Sizes

Hypothesis Testing

Inferences From Two Samples

Correlation and Regression

Multinomial Experiments and Contingency Tables

Analysis of Variance

Nonparametric Statistics

Statistical Process Control

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