10.2 Review

How many children prefer vanilla ice cream?

• 78

• 131

• 26

• 105

How many total people were surveyed?

• 224

• 448

• 131

• 146

What is the probability that a female is chose given they like a Toyota? 

• .525
• .4627
• .6774
• .3143

Consider the following table with information about all of the students taking Statistics at Happy High School.

P( Male | Full-time)

• 28/71

• 3/7

• 12/71

• 3/10

What is the probability that a student does not play on a sports team? 

• .5
• .45
• .55

A science teacher gave her class two tests. 25% of the class passed both tests and 42% of the class passed the first test. What percent of those who passed the first test also passed the second?

• 59.5%

• 10.5%

• 1.6%

• Not enough information

Are the events "Sports" and "Community Service" independent?

• Yes, because P(S) is the same as P(S Given CS).

• No, because P(S) is not the same as P(S Given CS).

• Yes, because P(S) is the same as P(CS Given S).

• No, because P(S) is not the same as P(CS Given S).

Choosing 3 toppings for your sundae out of a list of 15.

• Permutation
• Combination
• Neither

Determine whether the following scenarios are a permutation or a combination:
 
Selecting a lead and an understudy for a school play.

• Combination
• Permutation

Find the number of possibilities:
A group of 25 people are going to run a race.  The top 8 finishers advance to finals.

• 625
• 4.36 X 10¹⁰
• 1,081,575