Measures of Center

Measures of Center

Poll

How confident do you feel about this topic to start?

• I'm a champ. Lemme teach it

• I got this.

• uhm.. maybe?

• Say what?

Multiple Choice

Jordan made test scores of 75, 86, 92, 79, and 88. What was her median test score?

• 78

• 84

• 86

• 92

Multiple Choice

The average temperatures for a city in the southern US over a 6 day period are listed below:

72 75 86 75 75 79

If the 7th day of this week has an unusually high temperature of 92, which of the measures will be affected?

• the mean temperature for the week

• the median temperature for the week

• the mode of the temperature for the week

• both the mean and the median temperature for the week

Multiple Choice

Example 1 Stephanie drove 30 mph for 1 hour, then 50 mph for the next 3 hours. What was her average speed for the entire 4 hours?

• 35 mph

• 40 mph

• 45 mph

• 48 mph

Multiple Choice

The average of 4 numbers is 20. If the average of 3 of the numbers is 18, what is the 4th number?

• 18

• 19

• 20

• 26

Multiple Choice

What is the average of 2K+1, 5K+8, and 2K+3?

• 3K

• 3K+4

• 4K+1

• 6K+2

Open Ended

What did you think about today's lesson? Don't forget to do your practice!