Quiz about Probability and Statistics Review

Question 1

What is the probability of spinning red?

Accepted Answer

5/12

Answer

0

Answer

1/2

Answer

3/4

Question 2

Find the experimental probability of spinning Letter Q.

Accepted Answer

15/50

Answer

15/35

Answer

31/4

Answer

7/10

Question 3

An event with a probability of one

Accepted Answer

certain event

Answer

experimental probability

Answer

outcome

Answer

permutation

Question 4

McKinley will spin the spinner 80 times.  How many times do you expect it will land on E.

Accepted Answer

30

Answer

3

Answer

24

Answer

42

Question 5

Carlos wants to know the favorite sport of people at his school so he asks his baseball team.

Accepted Answer

Biased

Answer

Unbiased

Question 6

A homeowner divides their backyard into 5 sections, and randomly removes soil from sections.

Accepted Answer

Unbiased

Answer

Biased

Question 7

The student body president is conducting a survey to see if students would like having school uniforms. She puts all the students' names in a hat and pulls 50 names.

What type of sampling method did she use?

Accepted Answer

random

Answer

biased

Question 8

What is the highest score in the class?

Accepted Answer

98%

Answer

88%

Answer

100%

Answer

13

Question 9

How many students received a score of 94%?

Accepted Answer

2

Answer

94

Answer

4

Answer

1

Question 10

How many students received a score in the 80's?

Accepted Answer

10

Answer

2

Answer

14

Answer

27

Question 11

What is the range of test scores?

Accepted Answer

10

Answer

15

Answer

100

Answer

6

Question 12

What is the interquartile range?

Accepted Answer

4

Answer

6

Answer

2

Answer

8

Question 13

Which restaurant has a higher median wait time?

Accepted Answer

Lucy's Steakhouse

Answer

Gary's Grill

Answer

They are the same

Question 14

Which club has the smaller spread?

Accepted Answer

Car Hops

Answer

Cruisers

Question 15

Which has a larger range?

Accepted Answer

Cars

Answer

SUVs

Answer

Both are the Same

Question 16

What is the probability of flipping heads on a coin?

Accepted Answer

as likely as unlikely

Answer

impossible

Answer

unlikely

Answer

likely

Question 17

In a deck of cards, what is the likelihood of selecting a Diamond? (Hint: there are 4 suits in a deck of cards)

Accepted Answer

unlikely

Answer

as likely as unlikely

Answer

likely

Answer

certain

Question 18

What is the probability of rolling a sum of one with a pair of dice?

Accepted Answer

impossible

Answer

unlikely

Answer

equally likely

Answer

likely

Question 19

At a middle school, the 7th graders will conduct a survey for where to go on a field trip. Which method will result in the least biased decision?

Accepted Answer

to randomly choose some 7th grade students to select a location

Answer

to randomly ask 8th grade students who went on a field trip last year

Answer

to ask all 7th grade teachers and administrators for a location

Answer

to ask the student council to choose a location

Question 20

What is the MEDIAN of this set of data?

5, 5, 6, 7, 8, 8, 8, 9, 11, 14

Accepted Answer

8

Answer

5

Answer

7

Answer

9

Question 21

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below:
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

Accepted Answer

9

Answer

5

Answer

6

Answer

11

Question 22

Find the total number of outcomes of soccer uniforms for Dash. Use the fundamental counting principle to solve.

Jersey: black, white, red Shorts: Nike, Adidas

Socks: solid, stripes

Accepted Answer

12 possible outcomes

Answer

20 possible outcomes

Answer

7 possible outcomes

Answer

10 possible outcomes.

Question 23

The tree diagram shows the outcomes of rolling a die and flipping a coin.
How many total outcomes are there?

Accepted Answer

12

Answer

6

Answer

24

Answer

36

Question 24

What is the probability that you will get mushrooms on your pizza?

Accepted Answer

$$\frac{1}{5}$$

Answer

2

Answer

$$\frac{1}{2}$$

Question 25

A letter from the word MATH is chosen at random, then a coin is flipped. What is the probability of choosing the letter 'm' then getting tails?

Accepted Answer

1/8

Answer

17/26

Answer

5/13

Answer

1/6

Question 26

The spinner is spun two times. Determine the probability of getting a red on the first spin and green on the second spin.

Accepted Answer

1/9

Answer

1/10

Answer

2/9

Answer

1/12

Question 27

P(not A) =
*Remember to simplify.*

Accepted Answer

3/4

Answer

6/8

Answer

2/8

Answer

1/4

Question 28

What is the probability the spinner stops on yellow?

Accepted Answer

50%

Answer

.075

Answer

25%

Answer

3/8

Question 29

A box has 3 limes, 5 grapes, and 2 oranges.

P (not lime)

Accepted Answer

0.7

Answer

0.25

Answer

0.3

Answer

0.45

Question 30

Find the range of the data.

16, 28, 6, 19, 21, 15, 22, 33, 17

Accepted Answer

27

Answer

18

Answer

30

Answer

12

Question 31

75% of the data falls above how much?

Accepted Answer

90

Answer

40

Answer

100

Answer

140

Question 32

A box contains 10 total marbles. 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(orange, green)

Accepted Answer

6/90 or 1/15

Answer

6/100 or 3/50

Answer

5/90 or 1/18

Answer

6/19

Question 33

How many outcomes are possible?

Accepted Answer

24

Answer

10

Answer

36

Answer

12

Question 34

A student wants to know which type of of pizza high school students perfer. Which of the following options is a good, representative sample of the population?

Accepted Answer

Asking 20 students from each grade level

Answer

Asking all the 10th graders in the school

Answer

Asking the school principal which type of pizza he perfers

Answer

Asking the students who walk to school

Question 35

A school principal wants to see which subject the 695 students in his school liked best. Which choice BEST represents a representative sample?

Accepted Answer

1 classroom for each grade level

Answer

all the girls in the school

Answer

the students who have an A in math class

Answer

the students who have a D in science class

Question 36

A scientist studies a herd of deer at a local state park to learn about their dietary habits.

Identify the population.

Accepted Answer

Deer

Answer

All animals

Answer

The herd of deer at the local state park

Answer

All animals at the park other than deer

Question 37

A music store gives comment cards to all members of its Jazz Club to find out about satisfaction with the club's features.

Identify the sample.

Accepted Answer

Jazz Club members

Answer

People who play instruments.

Answer

All music store customers except Jazz Club members.

Answer

All music store customers

Question 38

A recent survey of 800 seventh graders from across the state shows 4 out of 10 like to play paper football. How many students said they like to play paper football?

Accepted Answer

320 students

Answer

40 students

Answer

200 students

Answer

8,000 students

Question 39

Litzy collects data from a random sample of 7th graders. Out of 40 respondents, 7 attend afterschool programs. Of the 200 7th graders attending Litzy's school, how many would be expected to attend afterschool programs?

Accepted Answer

35 7th graders

Answer

14 7th graders

Answer

28 7th graders

Answer

42 7th graders

Probability and Statistics Review

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