Conditional Probability

What is the probability that a student does play a sport given they do not play an instrument? 

• .2

• .2222

• .10

• .5

Find P( Full-time | Male)

• 7/3

• 3/10

• 3/7

• 4/7

Find P( Female | Part-time) =

• 15/31

• 43/71

• 31/43

• 15/43

Given the following VENN Diagram answer the following.

P( A | B )

• 2

• .4

• .6

• .8

the likelihood of an event or outcome occurring, based on the occurrence of a previous event or outcome

• mean

• median

• conditional probability

• probability

The probability of an event occuring given that another event has already occured is called

• Independent Events

• Conditional Probability

• Dependent Events

• FPC

-the likelihood of an event or outcome occurring, based on the occurrence of a previous event or outcome

• mean

• median

• conditional probability

• probability

• 1
• 2
• 3
• 4

A box contains 3 brand A batteries and 7 brand B batteries. 30% of brand A batteries are faulty and 40% of brand B batteries are faulty. A battery is selected at random and then checked to see if it is faulty. What is the probability that a not faulty brand A battery is selected?

• 0.21

• 0.09

• 0.28

• 0.25

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

• .525

• .4627

• .6774

• .3143