Carmen recorded the types of vehicles she saw while looking out the window of her father’s car. She makes a frequency table of the data. What is the frequency of motorcycles?
6
What scale was used to make the bar graph?
Multiples of 4
How many dots will you mark above 7.1?
3
What digits would you use for the stems in a stem-and-leaf plot of the data?
0, 1, 2, 3
Trevor recorded the skateboards that were sold last month in a frequency table. He will display the data in a bar graph. How many bars will the graph have?
3 bars
You are making a dot plot to show the data. Which numbers will you put on the number line for the dot plot?
6.6, 6.7, 6.8, 6.9, 7.0, 7.1
How many leaves will the stem-and-leaf plot have?
15
The number of mugs Josef sold is one fourth of the combined number of bowls and vases sold. What frequency should be in the row for mug in the frequency table?
5
Suppose you are completing the bar graph. Which scale is best?
Multiples of 2
How many more students are 10 years old than 12 years old?
number of dots above 10: 8
number of dots above 12: 5
8 - 5 = 3
Tom asked people in a survey how much money they could find under their sofa cushions. The stem-and-leaf plot shows the amounts of money. What is the least amount of money a person said they could find?
45¢
The price of a plate is $6 and the price of a vase is $5. How much did Josef collect from the plates and the vase he sold?
$70
The teachers at Marty’s school are in a pasta-cooking contest. The bar graph shows the amounts of sauce they use in their recipes. What is the difference between the greatest and least amounts of sauce?
6
The Ortega family bought salads that weigh 8.0 -10.0 ounces. What is the total weight of the two largest weights of salad?
Suppose Tom gives two concert tickets to everyone who participates in the sofa cushion survey. How many tickets does he give away?
28 Tickets
Which polygon had the greatest frequency? Which polygon had the least frequency?
Least: Pentagon
The bar graph shows the number of hours each person worked at the movie theater on Friday. Al earns $8 an hour, Bob earns $10 an hour, and Elena earns $11 an hour. How much will the theater owner pay all three workers on Friday?
Al - $64
Bob - $50
Elena - $66
Total - $180
The cost of salad per ounce is $0.50. How much did the restaurant collect for all the salads they sold that weighed 9.0 ounces?
$18
How many days are the number of tickets sold greater than 40 but less than 55?
7 Days