IV. The following are grades of 50 students in an examination in Statistics 96 57 84 71 79 69 77 81 85 90 63 88 49 82 74 69 43 71 93 75 70 55 77 92 75 76 94 90 72 60 49 73 48 76 98 68 95 69 89 64 59 82 88 63 75 69 66 86 73 90 1. Construct a frequency distribution table representing the data using the suggested procedure discussed in class. Include the following in your frequency table: Class Intervals, Tally, Frequency, Class Boundaries, Cumulative Frequency Less Than and Cumulative Frequency Greater Than. 2. Determine the mean, median, mode and standard deviation of this raw (ungrouped) data set.
IV. The following are grades of 50 students in an examination in Statistics 96 57 84 71 79 69 77 81 85 90 63 88 49 82 74 69 43 71 93 75 70 55 77 92 75 76 94 90 72 60 49 73 48 76 98 68 95 69 89 64 59 82 88 63 75 69 66 86 73 90 1. Construct a frequency distribution table representing the data using the suggested procedure discussed in class. Include the following in your frequency table: Class Intervals, Tally, Frequency, Class Boundaries, Cumulative Frequency Less Than and Cumulative Frequency Greater Than. 2. Determine the mean, median, mode and standard deviation of this raw (ungrouped) data set.
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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part IV and V
Transcribed Image Text:IV. The following are grades of 50 students in an examination in Statistics
96
57
84
71
79
69
77
81
85
90
63
88
49
82
74
69
43
71
93
75
70
55
77
92
75
76
94
90
72
60
49
73
76
68
48
95
69
89
64
59
82
88
98
63
75
69
66
86
73
90
1. Construct a frequency distribution table representing the data using the
suggested procedure discussed in class. Include the following in your frequency
table: Class Intervals, Tally, Frequency, Class Boundaries, Cumulative
Frequency Less Than and Cumulative Frequency Greater Than.
2. Determine the mean, median, mode and standard deviation of this raw
(ungrouped) data set.
V. For the following data set, complete the table and determine the mean, median,
mode
and
standard deviation, rounded
off to
two
decimal
places.
Note:
Round
off
the
to
two
decimal
places
before
proceeding
to
mean
(m – x). Write on the last two columns every digit that would appear in your calculator.
1. The following given data set is the ages of 40 residents in Brgy. 634 Sta. Mesa Manila.
C.I
f
fm
cf <
т — х
(т — х)?
(m – x)2
m
55 – 59
3
50 – 54
45 – 49
7
40 – 44
35 – 39
30 – 34
25 – 29
5
2. In a study of the time in minutes it takes an untrained mouse to run a maze, a researcher
recorded these data in seconds.
C.I
f
fm
cf <
(т — х)2
(m – x)2
m
5.6 – 6.2
4.9 – 5.5
16
4.2 – 4.8
14
3.5 – 4.1
12
2.8 – 3.4
7
2.1 – 2.7
5
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