Review for Quiz #2

The graph represents the scores of four students in an examination. Tell whether the graph is misleading or not and why.

• No, it represents the data clearly

• Yes, because the vertical (y-axis) increases by 5% instead of by 1%

• Yes, because the vertical (y-axis) does not start at 0

Explain why this graph may be misleading?

• the x-axis does not have equal intervals
• San Fransisco is not a real city
• you cannot have percents in a line graph
• the y-axis does not have equal intervals

The graph shows the results of a survey to determine student's favorite pets. Why is this graph misleading?

• The slices are the wrong color
• The slices are not the correct size
• The percents do not add up to 100
• Not misleading

Alden wanted to impress his parents by showing the rapid increase in his score on 5 tests. Which graph should he use to impress them?

• Graph 1

• Graph 2

• Neither

• Both

What is wrong with this graph?

• Not enough information.

• The basketball ticket prices in 2001 were approximately 2 times as much as 1991, yet the size of the basketballs are about 4 times as big.

• y axis scale is not uniform

How many more girls chose track as the favourite sport than boys?

• 3

• 999

• 9

• 1

According to the double bar graph , how many students together like mango and chocolate ice - cream ?

• 2

• 1

• 90

• 40

What is the total number of medals THE FRENCH won ?

• 123

• 2346

• 16

• 12

Which day had more minutes of homework?

• Wednesday
• Thursday
• Friday
• Ms. Jones

Find the mean of 30, 32, 25, 27, 30, 24.

• 28

• 30

• 32

• 156