Statistics and Probability

Find the experimental probability of spinning Letter Q.

• 15/15

• 3/10

• 3/50

• 7/10

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8

• 8/25

• 8/100

• 7/8

According to a random telephone survey, 85% of all working adults in the U.S. are satisfied with their current job. If I asked 500 adults, how many do you predict would be satisfied with their current job?

• 85 adults

• 340 adults

• 500 adults

• 425 adults

Your math grades are 90, 85, 0, 90, 80, 100, and 90.  Which grade is the outlier?

• 90

• 0

• 100

• 85

Find the Missing Value that would make the mean of the data set 25.
24, 25, 28, ____ 

• 22

• 23

• 24

• 26

What is the median?

• 3

• 2

• 1

• 5

Which class has the higher test score median? 

• Class #1

• Class # 2 

• The medians are equal

• The median is not shown here. 

Probability is between which two numbers?

• 0-100

• 5-10

• 0-1

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%

• 70%

• 100%

• 0%

Your drawer contains 6 red socks and 10 blue socks. It's too dark to see which are which, but you grab two anyway. What is the probability that both socks are red?

• 5/15

• 36/256

• 1/3

• 3/40