Quiz 2: Graphical Summaries of Data

The following frequency distribution presents the weights in pounds (lb) of a sample of visitors to a health clinic. Weights of Clinic Visitors Weight (lb) Frequency 100-109 1 110-119 3 120-129 3 130-139 4 140-149 7 150-159 7 160-169 13 170-179 6 180-189 3 190-199 3 Construct a frequency histogram.

The following pie chart presents the percentages of fish caught in each of four ratings categories. Match this pie chart with its corresponding Parato chart.

Following is a pie chart that presents the percentages spent by a certain household on its five largest annual expenditures. What percentage of the money spent was spent on food, housing, and utilities?

The following pie chart presents the percentages of fish caught in each of four ratings categories. Match this pie chart with its corresponding bar graph.

Classify the histogram as skewed to the left, skewed to the right, or approximately symmetric.

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store. Construct a relative frequency histogram using a class width of 10, and using 0 as the lower class limit for the first class. 22.75 53.99 60.56 86.86 10.98 28.88 77.87 5.04 68.60 40.07 74.42 52.19 94.89 29.08 50.87 13.49 50.49 43.20 55.53 49.59

Classify the histogram as unimodal or bimodal.

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 7 Sedan 79 SUV 78 Truck 45 What is the relative frequency of the SUV category?

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store. Construct a frequency histogram using a class width of 10, and using 0 as the lower class limit for the first class. 95 99 4 75 23 26 27 65 68 69 31 7 72 67 46 0 46 1 53 67

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 15 Sedan 85 SUV 50 Truck 25 Construct a frequency bar graph for the data.

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day Vehicle Type Frequency Motorcycle 6 Sedan 26 SUV 30 Truck 21 Construct a pie chart for the data.

The following bar graph presents the average amount a certain family spent, in dollars, on various food categories in a recent year. On which food category was the most money spent?

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 7 Sedan 58 SUV 36 Truck 40 Construct a relative frequency bar graph for the data.

One hundred students are shown an eight-digit number on a piece of cardboard for three seconds and are asked to then recite the number from memory. The process is repeated until the student accurately recites the entire number from memory. The following histogram presents the number of trials it took each student to memorize the number How many students memorized the number in three trials or less?

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day Vehicle Type Frequency Motorcycle 13 Sedan 78 SUV 88 Truck 35 Construct a relative frequency distribution for the data.

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 5 Sedan 33 SUV 61 Truck 30 Construct a relative frequency Parato chart for the data.

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store. Construct a frequency distribution using a class width of 10, and using 0 as the lower class limit for the first class. 76.59 48.55 93.66 60.17 39.10 93.28 65.43 34.12 80.41 77.16 80.07 93.46 39.19 43.84 44.70 68.74 89.98 6.97 52.86 68.93

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store. Construct a relative frequency distribution using a class width of 10, and using 0 as the lower class limit for the first class. 44.52 72.67 51.20 59.41 64.86 98.05 80.24 56.18 51.93 46.17 88.08 46.49 24.48 50.26 36.77 27.61 6.56 22.75 36.65 74.55

The following frequency distribution presents the weights in pounds (lb) of a sample of visitors to a health clinic. Construct a relative frequency histogram.

The following frequency distribution presents the weights in pounds (lb) of a sample of visitors to a health clinic. Weight (lb) Frequency 130-137 3 138-145 2 146-153 8 154-161 3 162-169 5 170-177 9 178-185 5 186-193 2 What is the class width?