Stats: Probability

The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown candy?

• 2/18
• 1/9
• 2/20
• 1/10

Tags

CCSS.7.SP.C.7B

What is the probability of choosing a vowel from the alphabet?

• 21/26
• 5/26
• 1/21
• 7/21

Tags

CCSS.7.SP.C.7B

If you draw one card from a standard deck, what is the probability of drawing a 5 or a diamond?

• 2/52
• 4/52
• 16/52
• 26/52

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

A bag contains 9 green marbles, 5 yellow marbles and 6 red marbles.  You choose one marble.   What is the probability of selecting a green or red marble?

• 8/15
• 6/11
• 3/4
• 2/3

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

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

Tags

CCSS.HSS.CP.B.8

CCSS.HSS.CP.B.9

Find the experimental probability of spinning Letter Q.

• 15/15
• 3/10
• 3/50
• 7/10

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

At a California college, 19% of the students speak Spanish, 7% speak French. A student is chosen at random from the college.  What is the probability that the student speaks Spanish or French?

• 0.220
• 0.12

• 0.40

• 0.26

If two events are mutually exclusive, the probability that they both occur is

• 1
• 0
• 0.5
• impossible to determine

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

Suppose A and B are events with the given probabilities:  P(A) = 0.62, P(B) = 0.44. What is the probability A^C

• 0.38

• 0

• 0.62

• 0.18