Independent and Conditional Probability

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(purple then black)

• 1/18

• 2/5

• 3/7

• 4/9

Mrs. Cole has to choose two pieces of fruit for her lunch.  If she randomly takes two pieces of fruit from a bowl of 8 oranges and 8 apples, what is the probability she will choose two apples?  (Mrs. Cole does not put back the first piece of fruit before she takes the second piece of fruit)
P(apple, apple)

• 1/4

• 7/30

• 1/32

• 1/64

Lisa flipped the same coin 3 times. What is the probability she obtained all tails?

• 1/2

• 1/4

• 1/16

• 1/8

A coin is tossed and then the spinner is spun. Determine the probability that you toss Heads and spin a Red.

• 1/6

• 1/10

• 0

• 1/12

Suppose a number cube is rolled twice. What is the probability that an odd number will show both times?

• 1/3

• 1/2

• 1/6

• 1/4

Ten cards numbered 1-10 are placed in a hat. What is the probability of randomly drawing a card with an even number then a card with a number greater than or equal to five if the first card is replaced?

• 1/4

• 2/3

• 3/10

• 3/5

Given a standard deck of 52 playing cards, what is the probability of randomly drawing a 2 and then a 3 if the first card is not replaced?

• 1/13

• 4/663

• 1/676

• 1/169

The wheel is spun.

Find P ( black I B or E )

(hint: "or" means add)

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

• Independent

• Dependent

• Conditional

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?

• Independent

• Dependent

• Conditional