Exam 3: Visual Displays of Data Exam

The bar chart shows the relative frequencies of winners of the Wimbledon women's singles tennis title for 1976 - 1995. How many titles did Graf and Navratilova win?

The data below represent the results of a poll in which the following question was asked: "To what degree are you satisfied with your current health insurance?" Which pie chart below Represents the given data set? Very 14.5\% Somewhat 26.3\% Not at All 36.8\% No opinion 22.4\%

Find the original data from the stem-and-leaf plot. Stem Leaves 7.1 18 7.2 88 7.3 188

using the graphical display below. -Identify the class that has the greatest increase in 2.5 or better GPA's over the five decades.

The following dot plot represents the ages of the customers who visited a sporting goods store on a particular Monday. How many people in the sample were aged between 20 and 28, inclusive?

2|9 3| 12 3| 67788 4| 0233 4| 5567 5| 124 5| 6| 0 -How many values are there less than 40?

Using the graphical display below. -Identify the utility that has its smallest percentage of the total bill in March.

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 rounded to the next higher whole number. Given that 800 people were aged between 25 and 40, approximately how many had a systolic Blood pressure reading greater than 120 and less than or equal to 140?

- construct a line plot, starting at 1000.

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 casino, and two for masquerade. Display the vote count in a Pareto chart.

Wagenlucht Ice Cream Company is always trying to create new flavors of ice cream. They are market testing three kinds to find out which one has the best chance by of becoming popular. They give small samples of each to 50 people at a grocery store. 15 ice cream tasters preferred the Strawberry Cream, 30 preferred Choco-Nuts, and 5 loved the Orange Mint. Construct a pareto chart to represent these preferences. Choose the vertical scale so that the relative frequencies are represented.

The 47 businesses on four blocks of Water Street were classified according to the amount of sales taxes they collected in one month. Taxes (\ ) Frequency 0-1999 7 2000-3999 11 4000-5999 14 6000-7999 8 8000-9999 5 10000-11999 2 Construct a frequency histogram for these data.

using the graphical disply below. -Identify the utility that decreases as a percentage of the total utility bill from January to June.

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 rounded down to the next whole number. Given that 600 people were aged between 25 and 40, approximately how many had a systolic blood pressure reading recorded as between 120 and 149 inclusive?

The stem-and-leaf diagram below shows the highest wind velocity ever recorded in 30 different U.S. cities. The velocities are given in miles per hour. The leaf unit is 1.0. 6 4 7 23 7 589 8 0111344 8 5568899 9 0012234 9 559 How many of the maximum wind velocities are 88 miles per hour or lower?

Find the original data from the stem-and-leaf plot. Stem Leaves 9 59 10 19 11 55

A machine is supposed to fill juice bottles with 16 fluid ounces of juice. The manufacturer picks a sample of bottles that have been filled by the machine and determines the volume of juice in each bottle. The results are shown in the stem-and-leaf diagram below. The leaf unit is 0.1. 15 1 15 15 445 15 667777 15 888899999 16 000000011111 16 222233333 16 445 16 66 16 8 How many bottles had exactly 16 fluid ounces (to the nearest 0.1 ounce)?

Construct a Pareto chart for the NCAA wrestling data in Problem 4.

States with high deer populations have a large number of car-deer collisions. A survey of 30 drivers aged 40-49 in Wisconsin asked each driver how many such collisions they had had since obtaining a driver's license. The data were 4 0 3 6 3 2 4 1 1 2 8 2 1 3 5 1 1 2 1 5 0 0 9 2 6 5 3 2 4 4 Obtain a frequency table for these data using one value for each class.

On Monday mornings, a bookie tabulates the point spreads for the basketball games played on saturday and Sunday. He found that 5 games had a spread of 1 or 2 points, 4 had a spread of 3 to 6 points, 4 had a spread of 7 to 10, and 3 were more than 10. Construct the relative frequency table the bookie obtained for the weekend basketball games.