1. lesson 7.notebook August 30, 2012
Assignment:
1­­>Set 8 (all) ­ Due Wednesday (9/5)
2­­>Test #1 ­ Monday (9/10)
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2. lesson 7.notebook August 30, 2012
Lesson 7 Warm­Up:
1) What is 5% of 50?
2) How many pints are in a gallon of milk?
3) When 20 is subtracted from 0, what is the result?
4) True or False. Explain. Every whole number is a counting number.
5) A mile­high city is how many feet above sea level?
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3. lesson 7.notebook August 30, 2012
Lesson 7:
*measures of central tendency:
mean median
mode range
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4. lesson 7.notebook August 30, 2012
Examples (Lesson 7)
A) Anna ran 21 miles in 3 hours. What was her average
speed in miles per hour?
B) How far can Cindy drive in 8 hours at an average
speed of 50 miles per hour?
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5. lesson 7.notebook August 30, 2012
C) The heights of 5 basketball players are: 184 cm, 190 cm, 196
cm, 198 cm, and 202 cm. What is the average height of the 5
players?
D) $0.99 $1.99 $1.49 $1.99
$1.49 $0.99 $2.49 $1.49
**Display the data in a line plot.
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6. lesson 7.notebook August 30, 2012
E) Find the mean, median, mode and range of the data:
12, 8, 8, 7, 10, 12, 9, 9, 12, 10
Mean­­>
Median­­>
Mode­­>
Range­­>
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