Page 22 - TB_6B

Activity 4 The Secret of Average

1 . The following table shows the profit of a shop for 10 months.

Answer the following questions.

Month Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sept.Nov.
Profit($) 2,640 480 430 430 420 420 420 450 470 510

a. Find the mean of the profit.

b. Find the median of the profit.

c. Find the mode of the profit.

d. Which representative value is the best to represent the profit of the shop?
Explain why you chose that representative value over the other
representative values.

2 . Read an article about the issue in the Major League Baseball.

Be a spokesperson for the players and refute the owners’ claim.

In 1994, the World Series was cancelled due to the players’ strike.
Many fans who waited a long time for the World Series criticized both
players and the team owners. So, the team owners tried to avoid the
criticism by blaming the players. The owners said, “It is wrong to go on
a strike to ask for the raise in annual salary when players receive an
average of 1.2 million dollars.”
As the result of the owners’ claim, fans increased their criticism of the
players.

17. The Secret of Averages 11