Conditional Probability

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement.P(both marbles are purple)

• 2/9
• 1/3
• 1/2
• 1/4

A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced.
P(white, then purple, then black)

• 1/36
• 2/39
• 5/41
• 6/43

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

• .2
• .2222
• .10
• .5

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

• .5
• .45
• .55

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

• .5
• .45
• .55

What is the probability that they speak French given they are a girl? 

• 2.14
• .24
• .4
• .8571

The probability that a women likes the color blue is 10%. The probability of being a women is 40%. What is the probability that the a women is chose given they liked the color blue? 

• 4
• .4
• .1
• .25

• .2855
• .6246
• .0922
• .3230

A day in the year is randomly chosen. Given the day is in the month of December, what is the probability the day is the 25^th? These events are

• Independent
• Dependent
• Conditional

A bag contains 2 orange dice and 7 purple dice. A purple dice is drawn and not replaced. Then an orange dice is drawn. These events are

• Independent
• Dependent
• Conditional