unit 6 data and statistics

Unit 6 Data and StatisticsReview Game

Please select a Team.1. 2.

3.

4.5.

Nemo Dory

Bruce

Squirt

Jacq

ues

0% 0% 0%0%0%

1. Nemo2. Dory3. Bruce4. Squirt5. Jacques

1. Which five number summary could be used to create a box-and-

whisker plot for the data below:0, 12, 5, 13, 8, 7, 9, 10, 4, 5

0, 5, 7

.5, 10, 1

3

0, 5, 5

, 8.5, 1

0

4, 5, 8

, 11, 1

3

0, 4, 8

, 12, 1

3

0% 0%0%0%

1. 0, 5, 7.5, 10, 132. 0, 5, 5, 8.5, 103. 4, 5, 8, 11, 134. 0, 4, 8, 12, 13

Response Grid

2. Which of the following is not true about the interquartile range

for Worker A and Worker B?

The interquarti

le range

...

Worker A

’s interq

uartile...

The interquarti

le range

i...

Worker B

’s interquarti

le...

0% 0%0%0%

1. The interquartile range contains the middle 50% of the data values.

2. Worker A’s interquartile range is calculated as 200 – 125 = 75

3. The interquartile range is equal to the difference between the median and 1st quartile.

4. Worker B’s interquartile range is calculated as 175 – 100 = 75

Response Grid

Team Scores

3. A teacher asked students in one class to record how tall they are in cm. He compared the data for the girls and the boys in the box plots shown below.

What is the teacher’s conclusion for all his students, based on the data in the box plots?

The boys are all t

aller th

..

The median height o

f th...

The range of th

e girls he...

The maxim

um height o

f ...

0% 0%0%0%

1. The boys are all taller than the girls.2. The median height of the boys is greater than

the median height of the girls.3. The range of the girls heights is smaller that the

range of the boys heights.4. The maximum height of the girls is the same as

the maximum height of the boys.

Response Grid

4. Which data set has a MAD (mean absolute deviation) of 10?

90, 75, 8

5, 100, 8

0

100, 90, 6

5, 90, 1

00

70, 80, 9

5, 100, 8

5

95, 100, 7

5, 80, 7

5

0% 0%0%0%

1. 90, 75, 85, 100, 802. 100, 90, 65, 90, 1003. 70, 80, 95, 100, 854. 95, 100, 75, 80, 75

Response Grid

Team Scores

5. Representative samples of populations can BEST be obtained through . . .

Convenience Samplin

g

Syste

matic Samplin

g

Random Samplin

g

Voluntary-Resp

onse Sa...

0% 0%0%0%

1. Convenience Sampling2. Systematic Sampling3. Random Sampling4. Voluntary-Response

Sampling Response Grid

Participant Scores

6. In a random sample, 200 students are surveyed from a school population of 1,200 students to determine how many students watch Duck Dynasty. Which statement about the random sample is not correct.

One sixth

of the st

udents...

One out of e

very six

stu...

17% of the st

udents in t..

The ratio of s

tudents sa...

0% 0%0%0%

1. One sixth of the students in the population were sampled.

2. One out of every six students in the population was sampled.

3. 17% of the students in the population were sampled.

4. The ratio of students sampled to those not sampled is 200 to 1,200.

Response Grid

Team Scores

What percentage of your current points would you like to wager on the next question?

0%

25%

50%

75%1. 100%

7. 30 of the 200 students in the previous question said they watch

Duck Dynasty. Based on this information, about how many

students in the school watch the show?

180300

360800

0% 0%0%0%

1. 1802. 3003. 3604. 800

Response Grid

Team Scores

8. Emily’s math test scores for the semester are: 94, 95, 98, 80, 74, and 78. If her teacher drops her lowest score, what will happen to the mean?

It will

stay th

e same

It will

be lower t

han the ...

It will

be higher than th

e...

The relati

onship ca

nnot...

0% 0%0%0%

1. It will stay the same2. It will be lower than the

original mean3. It will be higher than the

original mean4. The relationship cannot

be determinedResponse Grid

Participant Scores

9. What is the approximate interquartile range for Carl’s sales?

30 15 58 23

0% 0%0%0%

1. 302. 153. 584. 23

Response Grid

Team Scores

10. Which of the following best describes mean absolute deviation?

The absolute valu

e of t..

The absolute valu

e of th...

The average

distan

ce ea..

The distance betw

een t..

0% 0%0%0%

1. The absolute value of the data set

2. The absolute value of the sum of the data set

3. The average distance each value is from the mean

4. The distance between the maximum and minimum values

Response Grid

Team Scores

11. The scoring totals for each player on the school basketball team are listed

below. What is the mean absolute deviation of the scores?

10, 7, 6, 3, 11, 15, 8, 4

3 7.5 8 24

0% 0%0%0%

1. 32. 7.53. 84. 24 Response Grid

Team Scores

What percentage of your current points would you like to wager on the final question?

0%

25%

50%

75%1. 100%

12. Timmy created a random sample of 50 girls and 50 boys at his school. He found the mean height of girls to be 60 inches and the boys to be 58 inches. He printed his results in the school newspaper stating that “on average, the girls in this school are taller than the boys!” Which statement best fits this situation?

The sample siz

...

The girls

in T...

Timmy u

sed ra

n...

Answer n

ot giv...

0% 0%0%0%

1. The sample size Timmy used was very small so the inferences made from the data may not be valid.

2. The girls in Timmy’s school are on all taller than the boys.

3. Timmy used random sampling so the inference he made is valid.

4. Answer not given.

Response Grid

Team MVPPoints Team Participant

Participant Scores

Team Scores