Quiz 18, Units 4 and 6 (6.1-6.4)

Question 1

Statistics are numerical data

Answer 1

true

Question 2

a bar graph uses pictures to illustrate data

Answer 2

false

Question 3

the lengths of the bars in a bar graph compare the data

Answer 3

true

Question 4

the rank of the data is the difference between the highest and lowest numerical information

Answer 4

false

Question 5

each part of a circle graph is called a sector

Answer 5

true

Question 6

a circle graph shows how the parts are related to the whole

Answer 6

true

Question 7

there are 390^o in a circle

Answer 7

false

Question 8

5x + 7 = 12

Answer 8

5x + 7 - 7 = 12 - 7

5x = 5

x = 1

Question 9

the square root of 9/16

Answer 9

3/4

Question 10

-7(-8)

Answer 10

56