Math Data Analysis

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?

• 193

• 127

• 60

• 66

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1

• 6

• 4.5

• 4

Find the median of these numbers:
4,2,7,4,3

• 2

• 5

• 7

• 4

What is the mean?

• happening the most

• the number in the middle

• biggest-smallest

• the average

If there is an even number of data in the data set how do you find the median?

• order the data and find the middle value

• order the data add the 2 middle values and divide by 2

Elliot says almost everyone arrived at the party after 10:00 P.M., but Nancy thinks most people came earlier. When did a majority of the people arrive?

• 7:00-7:59 P.M.

• 8:00–8:59 P.M.

• 9:00–9:59 P.M.

• 10:00–10:59 P.M. 

• 4

• 7

• 5

• 9

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D