Data Set A: 11, 12, 13
Data Set B: 9, 10, 11, 12, 13, 14, 15...
Data Set A: 11, 12, 13
Data Set B: 9, 10, 11, 12, 13, 14, 15
Data Set C: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18
Find the mean, sample standard deviation–treating the data as a
sample, and the population standard deviation–treating the data as
a population.
2.2
Classes
Frequency
Cumulative
Frequency
Cumulative Percentage
10-18
3
3
18.75
18-26
6
9
56.25
26-34...
2.2
Classes
Frequency
Cumulative
Frequency
Cumulative Percentage
10-18
3
3
18.75
18-26
6
9
56.25
26-34
3
11
75
34-42
2
13
87.5
42-50
1
14
93.75
50-58
1
15
100
Total
16
Mean = Σxp/n =
443/16=27.6875=28
Median = n+1/2 =after arranging numbers in ascending
order
14,14,17,18,19,22,22,22,25,28,31,33,
35,43,46,54
Median=22+25/2=47/2= 23,5=24
Mode = 22 (most frequently occurring
number)
2.5 What scale of measurement are the chocolates in this
example, and are they continuous or discrete? Justify your answer.
(2)
2.6...
A data set of 50 comprehension scores is included below. Please
answer the following questions and/or...
A data set of 50 comprehension scores is included below. Please
answer the following questions and/or complete the following tasks.
12, 15, 11, 16, 21, 25, 21, 8, 6, 2, 22, 26, 27, 36, 34, 33, 38,
42, 44, 47, 54, 55, 45, 56, 53, 57, 45, 45, 45, 47, 43, 31, 12, 14,
15, 16, 22, 29, 54, 56, 57, 59, 54, 56, 43, 44, 41, 42, 7, 29
1. Create a frequency distribution for the data set using...