PROBABILITY

Say 'TRUE' or 'FALSE'
In any situation that has only two outcomes, each outcome will be probability ½

• TRUE
• FALSE

If an event cannot occur, then its probability is 

• 1
• ½
• ¼
• 0

If E be an event  such that P(E) = 3⁄7, then P(not E) is _______

• 4⁄7
• 6⁄7
• 5⁄7
• None of these

Tags

CCSS.HSS.CP.A.1

Which of the following cannot be the probability of an event?

• 17⁄16
• 0.1
• 3%
• ⅓

Which of the following can be the probability of an event?

• -0.04
• 1.0004
• 18⁄23
• 8⁄7

A card is selected at random from a deck of 52 cards. The probability of its being black face card is _____

• 3⁄26
• 3⁄13
• 1⁄2
• 2⁄13

Tags

CCSS.HSS.CP.A.1

Choose the correct answer
If P(A) denote the probability of an event A, then _____ 

• P(A) < 0
• P(A) > 1
• 0 ≤ P(A) ≤ 1
• -1 ≤ P(A) ≤ 1

A box contains 5 red, 4 green and 3 black balls.  A ball is drawn at random from the box.  The probability of drawing a green ball is____

• 4⁄12
• 4⁄11
• 4⁄10
• 4⁄9

Tags

CCSS.HSS.CP.A.1

A bag contains 5 red, 3 green and 5 black balls. A ball is drawn at random from the bag.  Find the probability that the ball is not red

• 5⁄13
• 3⁄13
• 8⁄13
• 5⁄12

Tags

CCSS.HSS.CP.A.1

• TRUE
• FALSE