Find the: lmd (lower boundary of the median class) n/2 (half of the total frequency)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.1: Real Numbers
Problem 49E
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Find the:

lmd (lower boundary of the median class)

n/2 (half of the total frequency)

<cfb (cumulative frequency before the median class)

fmd (frequency of the median class)

 c (class size)

lmo (lower boundary of the modal class)

fmo (frequency of the modal class)

f1 (frequency before the median class)

f2 (frequency after the median class)

Scores
Frequency
1- 10
8
14
11 - 20
21 – 30
32
31 – 40
56
41 – 50
102
51 – 60
80
61 – 70
54
30
71 - 80
81 – 90
16
91 - 100
8
Transcribed Image Text:Scores Frequency 1- 10 8 14 11 - 20 21 – 30 32 31 – 40 56 41 – 50 102 51 – 60 80 61 – 70 54 30 71 - 80 81 – 90 16 91 - 100 8
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