Final exam review semester 1 IB math studies

Probability can be between what two numbers?

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

You flip a nickel three times.
Find the probability that all flips will land on tails.

• 1/2
• 1/4
• 1/6
• 1/8

Tags

CCSS.7.SP.C.7

CCSS.7.SP.C.5

A store sells shirts that are either small, medium, or large. The colors are either red, blue, green, or white. What is the probability someone will select a large green shirt?

• 1/3
• 1/7
• 1/9
• 1/12

Tags

CCSS.7.SP.C.7

CCSS.7.SP.C.5

If I roll a die 30 times, it should land on '4' five times. Is this an example of theoretical or experimental probability?

• Theoretical

• Experimental

Tags

CCSS.7.SP.C.7

CCSS.7.SP.C.6

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

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. Find the probability of the first marble being green and the second marble being yellow. 

• 4/121
• 8/121
• 3/121
• 6/121

Two marbles are randomly drawn from a bag containing 3 purple, 1 blue, and 1 yellow marble. Given that the first marble is blue and is not replaced, find the probability of drawing a second marble that is purple.

• 3/5

• 3/4

• 3/20

• 2/5

How many total outfit options are represented?

• 12
• 22
• 3

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

• 2.14
• .24
• .4
• .8571

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.B.6

CCSS.HSS.CP.A.4

What is the probability that the person picked will be a boy given they speak German? 

• .7273
• .4
• .16
• .22

Tags

CCSS.7.SP.C.7

CCSS.7.SP.C.5

CCSS.7.SP.C.6