5. Consider the following frequency distribution of x-values: x: 5 10 20 25 f: 3 78 2 The mean of these data values is: A. 15.00 B. 14.75 C. 14.50 D. None of the above 6. The following histogram gives the times taken by a random sample of workers of a company to complete a specific task. Lulim. 30 40 60 70 80 90 50 Time (min) Number of Workers 2987654 C. 49.7 min D. 50.0 min A. 0.084 B. 0.400 C. 0.854 D. 0.454 10 0 10 An estimate of the mean time taken by this group of workers is: A. 51.7 min B. 47.0 min 20 7. Consider this question stem for both the current question (7) and question eight (8): A sample of ten employees at an auditing firm is randomly selected. The probability that three employees in this sample have an honors' degree is 0.215 while the probability that four employees in this sample have an honors' degree is 0.251. Given that the probability of a success is p, determine the value of p approximate to three (3) decimal places.
5. Consider the following frequency distribution of x-values: x: 5 10 20 25 f: 3 78 2 The mean of these data values is: A. 15.00 B. 14.75 C. 14.50 D. None of the above 6. The following histogram gives the times taken by a random sample of workers of a company to complete a specific task. Lulim. 30 40 60 70 80 90 50 Time (min) Number of Workers 2987654 C. 49.7 min D. 50.0 min A. 0.084 B. 0.400 C. 0.854 D. 0.454 10 0 10 An estimate of the mean time taken by this group of workers is: A. 51.7 min B. 47.0 min 20 7. Consider this question stem for both the current question (7) and question eight (8): A sample of ten employees at an auditing firm is randomly selected. The probability that three employees in this sample have an honors' degree is 0.215 while the probability that four employees in this sample have an honors' degree is 0.251. Given that the probability of a success is p, determine the value of p approximate to three (3) decimal places.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Transcribed Image Text:5. Consider the following frequency distribution of x-values:
X: 5 10 20 25
f: 3 782
The mean of these data values is:
A. 15.00
B. 14.75
C. 14.50
D. None of the above
6. The following histogram gives the times taken by a random sample of workers of a company to
complete a specific task.
10
Number of Workers
986660
A. 0.084
B. 0.400
C. 0.854
D. 0.454
Lbn.
30
40
60 70 80 90
50
Time (min)
0
10
20
An estimate of the mean time taken by this group of workers is:
A. 51.7 min
B. 47.0 min
C. 49.7 min
D. 50.0 min
7. Consider this question stem for both the current question (7) and question eight (8): A sample of ten
employees at an auditing firm is randomly selected. The probability that three employees in this sample
have an honors' degree is 0.215 while the probability that four employees in this sample have an
honors' degree is 0.251. Given that the probability of a success is p, determine the value of p
approximate to three (3) decimal places.
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