7. The battery life. in hours, of a group of 16 laptops is shown below. 50% a) Identify the lower and upper quartiles. 2 25 3 3.5 4.5 5.5 6.5 775 Battery Life of babies born on the same day at a 1.7.1.7.8) b) What percent of the laptops have a battery life of at least 6 hours? c) How many laptops have a battery life less than 4.5 hours? ages of cookies: ($3.99, $2.59, $2 8. Fifty golfers are competing in a golf tournament. The scores in the first round are shown below. + +++ 69 70 72 73 71 74 75 76 77 78 79 BC Golf Scores a) Identify the minimum and maximum values. b) What percent of the golfers had a score greater than 70? c) In order to advance to the next round, golfers can not score above 72. How many are not moving on? asure of the variation of c Explain. paring -WHISKER ots 9. Mr. Athens and Mrs. Gillman gave the same test to their math classes. The scores of each class are shown below. Mr. Athens' Class - a) What is the difference in the median score? b) Which class had the greater range of scores? c) Which class do you feel did better overall? Explain. H 40 45 50 55 60 65 100 75 80 85 90 95 70 Mrs. Gillman's Class Gina Wilson (All Things Algebra®, LLC), 2017
7. The battery life. in hours, of a group of 16 laptops is shown below. 50% a) Identify the lower and upper quartiles. 2 25 3 3.5 4.5 5.5 6.5 775 Battery Life of babies born on the same day at a 1.7.1.7.8) b) What percent of the laptops have a battery life of at least 6 hours? c) How many laptops have a battery life less than 4.5 hours? ages of cookies: ($3.99, $2.59, $2 8. Fifty golfers are competing in a golf tournament. The scores in the first round are shown below. + +++ 69 70 72 73 71 74 75 76 77 78 79 BC Golf Scores a) Identify the minimum and maximum values. b) What percent of the golfers had a score greater than 70? c) In order to advance to the next round, golfers can not score above 72. How many are not moving on? asure of the variation of c Explain. paring -WHISKER ots 9. Mr. Athens and Mrs. Gillman gave the same test to their math classes. The scores of each class are shown below. Mr. Athens' Class - a) What is the difference in the median score? b) Which class had the greater range of scores? c) Which class do you feel did better overall? Explain. H 40 45 50 55 60 65 100 75 80 85 90 95 70 Mrs. Gillman's Class Gina Wilson (All Things Algebra®, LLC), 2017
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
Question
![7. The battery life. in hours, of a
group of 16 laptops is shown
below.
50%
a) Identify the lower and upper
quartiles.
2 25 3 3.5
4.5
5.5
6.5
775
Battery Life
of babies born on the same day at a
1.7.1.7.8)
b) What percent of the laptops
have a battery life of at least 6
hours?
c) How many laptops have a battery
life less than 4.5 hours?
ages of cookies: ($3.99, $2.59, $2
8. Fifty golfers are competing in a
golf tournament. The scores in the
first round are shown below.
+
+++
69
70
72 73
71
74 75 76
77
78 79
BC
Golf Scores
a) Identify the minimum and
maximum values.
b) What percent of the golfers had a
score greater than 70?
c) In order to advance to the next
round, golfers can not score above
72. How many are not moving on?
asure of the variation of c
Explain.
paring
-WHISKER
ots
9. Mr. Athens and Mrs. Gillman gave
the same test to their math
classes. The scores of each class
are shown below.
Mr. Athens' Class
-
a) What is the difference in the
median score?
b) Which class had the greater range
of scores?
c) Which class do you feel did better
overall? Explain.
H
40 45 50 55 60 65
100
75 80 85 90 95
70
Mrs. Gillman's Class
Gina Wilson (All Things Algebra®, LLC), 2017](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd638808f-6f1d-4485-b16d-157671dc4943%2F41f1e769-e6fc-47e4-8a03-17f74221bb5f%2Faesd9jd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7. The battery life. in hours, of a
group of 16 laptops is shown
below.
50%
a) Identify the lower and upper
quartiles.
2 25 3 3.5
4.5
5.5
6.5
775
Battery Life
of babies born on the same day at a
1.7.1.7.8)
b) What percent of the laptops
have a battery life of at least 6
hours?
c) How many laptops have a battery
life less than 4.5 hours?
ages of cookies: ($3.99, $2.59, $2
8. Fifty golfers are competing in a
golf tournament. The scores in the
first round are shown below.
+
+++
69
70
72 73
71
74 75 76
77
78 79
BC
Golf Scores
a) Identify the minimum and
maximum values.
b) What percent of the golfers had a
score greater than 70?
c) In order to advance to the next
round, golfers can not score above
72. How many are not moving on?
asure of the variation of c
Explain.
paring
-WHISKER
ots
9. Mr. Athens and Mrs. Gillman gave
the same test to their math
classes. The scores of each class
are shown below.
Mr. Athens' Class
-
a) What is the difference in the
median score?
b) Which class had the greater range
of scores?
c) Which class do you feel did better
overall? Explain.
H
40 45 50 55 60 65
100
75 80 85 90 95
70
Mrs. Gillman's Class
Gina Wilson (All Things Algebra®, LLC), 2017
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