The time taken to complete a puzzle by 40 first graders was recorded below Time (mins) Frequency 5-9 3 10-14 8. 15-19 15 20-24 10 25-29 4 a) Calculate the mean b) Calculate the median c) Calculate the variance
The time taken to complete a puzzle by 40 first graders was recorded below Time (mins) Frequency 5-9 3 10-14 8. 15-19 15 20-24 10 25-29 4 a) Calculate the mean b) Calculate the median c) Calculate the variance
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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![Discussion Forum - Unit 3
Question 1
The time taken to complete a puzzle by 40 first graders was recorded below
Time (mins)
Frequency
5-9
3.
10-14
8.
15-19
15
20-24
10
25-29
4.
a) Calculate the mean
b) Calculate the median
c) Calculate the variance
Type here to search](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5242ad41-f58f-4044-bdae-31e05e3196c3%2F95d8d2b3-6de9-4c81-a1d1-614fb56a40ca%2Faouso79_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Discussion Forum - Unit 3
Question 1
The time taken to complete a puzzle by 40 first graders was recorded below
Time (mins)
Frequency
5-9
3.
10-14
8.
15-19
15
20-24
10
25-29
4.
a) Calculate the mean
b) Calculate the median
c) Calculate the variance
Type here to search
![The time taken to complete a puzzle by 40 first graders was recorded below
Time (mins)
Frequency
5-9
10-14
8.
15-19
15
20-24
10
25-29
4
a) Calculate the mean
b) Calculate the median
C) Calculate the variance
e Type here to search
E
T
D
C
V
B](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5242ad41-f58f-4044-bdae-31e05e3196c3%2F95d8d2b3-6de9-4c81-a1d1-614fb56a40ca%2Forgo89_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The time taken to complete a puzzle by 40 first graders was recorded below
Time (mins)
Frequency
5-9
10-14
8.
15-19
15
20-24
10
25-29
4
a) Calculate the mean
b) Calculate the median
C) Calculate the variance
e Type here to search
E
T
D
C
V
B
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