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Part 1: # 12,40,42,46,48,80,84,103,105Part 2: # 16,18,22,24,46,48,50,54,56,60,62


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Answered Same DayMay 06, 2021

Answer To: Part 1/05814f6a-fa15-4fc1-9789-a4486b93b8d2-1v4kpxqo.png Part...

Parvesh answered on May 06 2021
145 Votes
12)
    Data value #cars
    Frequency
    Relative Frequency
    Cumulative Relative Frequency
    3
    14
    0.2154
    0.21
5385
    4
    19
    0.2923
    0.507692
    5
    12
    0.1846
    0.692308
    6
    9
    0.1385
    0.830769
    7
    11
    0.1692
    1
    Total
    65
    1
    
40)
    Data value #cars
    Frequency
    Cumulative Frequency
    3
    14
    14
    4
    19
    33
    5
    12
    45
    6
    9
    54
    7
    11
    65
Min=3, Max=7
Q1=size of (65+1)/4th=16.5th item=4
Q2=size of 2*(65+1)/4th=33th item=4
Q3= size of 3*(65+1)/4th=49.5th item=6
.............................................................
42)
a)
    Grade
    frequency (f)
    mid value(x)
    d=(x-A)/h
h=10
    fd
    49.5-59.5
    2
    54.5
    -2
    -4
    59.5-69.5
    3
    64.5
    -1
    -3
    69.5-79.5
    8
    A=74.5
    0
    0
    79.5-89.5
    12
    84.5
    1
    12
    89.5-99.5
    5
    94.5
    2
    10
     
    n=30
     
     
    
    

b)
    Grade
    frequency (f)
    mid value(x)
    d=(x-A)/h
h=10
    fd
    49.5-59.5
    53
    54.5
    -2
    -106
    59.5-69.5
    32
    64.5
    -1
    -32
    69.5-79.5
    15
    A=74.5
    0
    0
    79.5-89.5
    1
    84.5
    1
    1
    89.5-99.5
    0
    94.5
    2
    0
     
    n=101
     
     
    
c)
    Grade
    frequency (f)
    mid...
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