unit 6 data and statistics
DESCRIPTION
Unit 6 Data and Statistics. Review Game. Please select a Team. 1. 2 . 3 . 4 . 5 . Nemo Dory Bruce Squirt 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, 13 0, 5, 5, 8.5, 10 - PowerPoint PPT PresentationTRANSCRIPT
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Unit 6 Data and StatisticsReview Game
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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
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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
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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
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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
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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
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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
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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
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What percentage of your current points would you like to wager on the next question?
0%
25%
50%
75%1. 100%
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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
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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
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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
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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
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Team Scores
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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
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What percentage of your current points would you like to wager on the final question?
0%
25%
50%
75%1. 100%
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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
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Team MVPPoints Team Participant
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Participant Scores
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Team Scores