Probability

Probability can be between what two numbers?

• 10 and 20
• 0 and 100
• 0 and 1
• All Numbers are possible

Tags

CCSS.7.SP.C.5

The probability of an event occurring, P(A), can be expressed as a fraction, decimal, or percent.

• True
• False

Tags

CCSS.7.SP.C.5

Probability is ...

• the chance that some event will occur.
• a game that involves coins.
• a guarantee.

Tags

CCSS.7.SP.C.5

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%

Tags

CCSS.7.SP.C.5

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

Tags

CCSS.7.SP.C.5

Change this decimal to a percent.
0.528

• 528%
• 52.8%
• 5.28%
• 52%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Which event is not a dependent event?

• Picking 2 students to each be line leader and door holder from a group of 20 students
• Picking 2 marbles from a bag without replacing the first marble
• Picking 2 crayons from a box at the same time (simultaneously) 
• Picking an earring, replacing it, then picking a 2nd earring

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 

• 2/7
• 5/49
• 5/7
• 10/49

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing a "M"?

• 8/121
• 4/11
• 2/11
• 4/121

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of spinning red?

• 0
• 5/12
• 1/2
• 3/4

Tags

CCSS.7.SP.C.5