9.2 Stats Data Displays and Analysis

Marsha asked people what their favorite flavor soda is. The results are shown in the bar graph. If 560 more people are asked, predict how many would say that Grape is their favorite soda flavor based on the information in the graph?

Mathematical Equivalence

ON

The bar graph shows the number of breakfasts sold each day. Based on the information shown in the bar graph, which value is most likely the difference between the number of people who purchase eggs and the number of people who purchase oatmeal over the next 3 days?

• 180

• 60

• 120

• 40

The bar graph shows the number of shoes sold each month at a shoe store. Based on the information shown in the bar graph, which value is the most likely the difference between the number of sandals purchased and the number of sneakers purchase over the next 4 months?

• 100

• 40

• 25

• 10

The circle graph shows the break down of 12th grade boys who participate in sports. There are 40 senior boys who play football. About 25% of the basketball players were offered scholarships. Based on the information given in the circle graph, how many basketball players were offered scholarships?

Mathematical Equivalence

ON

The number of video games sold at this store every day is shown below. 123 134 114 142 127 130 210 The circle graph shows the percentage of video games sold at a store based on their rating. Based on the data and the circle graph, how many more teen-rated games will be sold than mature-rated games during one day next week?

Mathematical Equivalence

ON

The number of handmade pottery items sold at Edwin’s store for a period of five days are listed below: 38 43 29 54 36 The circle graph shows the percentage of each type of item sold during those five days. Based on the data and the circle graph, how many more vases than plates will be sold during one day next week?

Mathematical Equivalence

ON

The line graph shows the number of cats adopted each month. Based on the trend in the line graph, approximately how many cats will be adopted in December?

• 25

• 34

• 46

• 55

The student enrollment for a new charter school was keeping track of the number of students enrolled each year. Based on the information in the line graph, which answer is most likely the student enrollment for the year 2014?

• 290

• 310

• 200

• 240

The line graph shows the total number of visitors to a website during a 9 hour period. Based on the trend in the line graph, which answer is most likely the total number of visitors to this website at 12:00?

• 920

• 1100

• 750

• 650