Review
Central Angles
Predicting
Measures of Center/Variability
100

5 > x + 3

2 > x

100

Find the central angle if your percent is 25%

d/360 = %/100%

90 degrees

100

Part = 15

Whole = 200

Amount you are predicting for = 1000

75 = new part

100

Name three types of charts used for Numerical Data:

Line Plot, Histogram, Stem and Leaf Plot, Box Plot

200

4x > 12

x > 3

200

Find the central angle if your percent was 10%

d/360 = %/100%

36 degrees

200

Part = 42

Whole = 385

Amount you are predicting for = 2500

272.72 repeating

200
What type of data do circle graphs represent?

Categorical Data

300

2.5 < x/5

12.5 < x

300

Find the central angle if your percent was 62.5%

d/360 = %/100%

225

300

A company produces surfboards. In march they produced 200 boards and 55 were defective. If the company expects to produce 3500 boards, how many will be defective? Round to the nearest whole number.

963 boards.

300

Find the IQR if:

Q1 = 15

Q2 = 30

Q3 = 45

IQR = 30

400

2x - 5 = 10

x = 7.5

400

Find the central angle if you have a part of 33 and a whole of 50

d/360 = %/100%

237.6 degrees

400

A textbook maker creates 1000 books in a day. Out of the 1000, 33 are torn and cannot be sold. If the company expects to make 100000 books this quarter, how many can we expect to be sold?

96,700

400

Find the mean of the following data set:

2, 4, 5, 7, 8, 12, 15, 18, 20, 22, 25, 28

13.83 repeating 3

500

3(x + 2) = 21

x = 5

500

If you have 200 degrees, what percent would you have?

d/360 = %/100%

55.5 repeating

500

Find the median of the following data set:

1, 3, 2, 8, 5, 7, 9, 11, 6, 10

6.5 = median

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