Statistics and Analyzing Data

A store sells loaves of bread. The table below shows the number of loaves of bread sold each day for a week. What is the difference between the mean and median number of loaves of bread sold?

• 8

• 12

• 19

• 25

What is the mode of the data?

• book

• books

• books

• books

The bar graph below shows the number of points scored by 4 students in a game.  What was the mean (average) number of points each student scored?

• 5

• 6

• 7 1/4

• 7 1/2

What is the median of the number set?  58, 21, 74, 63, 21

• 21

• 47

• 58

• 74

How many students received a score in the 80s?

• 2

• 10

• 14

• 27

What is the spread of the test scores?

• 12%

• 10%

• 13%

• 27%

The neighborhood elementary school is having a fund raiser. The following table shows the number of packages of gift wrap sold each day. What is the mean number of packages of gift wrap that are sold?

• 57

• 72

• 75

• 94

During the week, Kiana kept a log of how many hours she spent after school on homework. Based on the information in the table above, which would best describe her homework habits?

• Kiana studied an average of 2.3 hours a week.

• The range is so spread out; it appears Kiana has inconsistent study habits.

• Kiana spends, on average, at least 20% of each day doing homework.

• The data indicates that Kiana studies more towards the end of the week.

Eat-A-Lot Cereal Company has a machine that records and graphs the weight (in grams) of packages as they leave the assembly line.  Below is a dot plot of some weights of packages.  Which set of data correctly matches this dot plot?

• 16.03, 16.01, 15.99, 16.07, 16.02, 16.02, 16.08, 16.00, 15.95, 16.02, 15.99

• 16.04, 16.01, 15.98, 16.07, 16.03, 16.02, 16.09, 16.00, 15.96, 16.02, 16.00

• 16.02, 16.01, 15.98, 16.07, 16.01, 16.02, 16.07, 16.00, 15.94, 16.02, 15.98

• 16.03, 16.00, 15.99, 16.06, 16.02, 16.01, 16.08, 15.99, 15.95, 16.01, 15.99

In the last 5 games, Kevin Durant scored 22, 22, 18, 12, and 21 points. What is Durant's Mean (Average) score per game?

•  19 points per game

• 95 points per game

• 18.6 points per game

• 22 points per game