Class Interval 26-30 21-25 16-20 11-15 6-10 1-5 Frequency ( 3 13 10 15 8 1 Lower Class Boundary (LCB) Less than Cumulative Frequency (< cf) 50 47 34 24 9 1
Class Interval 26-30 21-25 16-20 11-15 6-10 1-5 Frequency ( 3 13 10 15 8 1 Lower Class Boundary (LCB) Less than Cumulative Frequency (< cf) 50 47 34 24 9 1
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:Alice made a survey on the number of active Android applications her
classmates have. The table summarizes the results. The Class Intervals contain
the numbers of active Android Applications. The frequency is the number of
students. Complete the table before answering the questions.
Class
Frequency Lower Class Boundary
(LCB)
Less than Cumulative
Frequency (< cf)
50
Interval
(1)
26-30
3
21-25
13
16-20
10
11-15
15
6-10
8
1-5
1
4129
47
34
1
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