AP* Stats - Chapter 14 - Probability Rules!

P(Senior):

• 15/50

• 30/50

• 5/50

• 15/30

P(Burrito):

• 7/50

• 7/30

• 30/50

• 5/30

P(Junior and Pizza):

• 14/50

• 2/14

• 2/20

• 2/50

P(Freshman or Pizza):

• 27/50
• 4/50
• 3/50
• 30/50

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.A.4

CCSS.HSS.CP.B.7

Given the probabilities P(A) =0.4 and P(A∪B) =0.6, what is the probability P(B): If A and B are mutually exclusive?

• 0.33

• 0.2

• 0.67

• 0.4

If I toss a fair coin five times and the outcomes are TTTTT, then the probability that tails appears on the next toss is 

• 0.5. 
• less than 0.5. 
• greater than 0.5. 
• 0.

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.2

CCSS.HSS.CP.B.6

A group of 125 pick up truck owners were asked what brand truck they owned and whether it had four-wheel drive. The results are given in the two-way table.
You randomly select one truck owner. Which one of the following is true about the events "Owner has a Chevy" and "Owner's truck has four-wheel drive"?

• These two events are mutually exclusive and independent. 
• These two events are mutually exclusive, but not independent. 
• These two events are not mutually exclusive, but they are independent.
• These two events are neither mutually exclusive nor independent.

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

CCSS.HSS.ID.B.5

How many total students are in this survey?

• 23

• 47

• 50

• 64

What is P(Foreign language)?

• 23/50

• 23/37

• 37/47

• 37/50

What is P(not Sport)?

• 26/50

• 40/350

• 24/50

• 10/50