Consider the following list of numbers 204 211223220 235 228

Consider the following list of numbers:

20.4, 21.1,22.3,22.0, 23.5, 22.8, 24.5, 23.1, 20.9, 22.7, 23.1, 25.9, 22.5, 24.6, 23.5, 21.6, 22.4, 21.8, 21.3, 22.4, 22.2, 22.7

a)Make a stem and leaf diagram for this data

b)What is the minimum value for list?

c)What is the maximum value for list?

d)What is the median value for the list?

e)What is the first quartile of this list?

Solution

First quartile 21.75

III quartile 23.2

Second quartile
Stem and Leaf Plot:

Answer:
Data Set:
20.4, 21.1, 22.3, 22.0, 23.5, 22.8, 24.5, 23.1, 20.9, 22.7, 23.1, 25.9, 22.5, 24.6, 23.5, 21.6, 22.4, 21.8, 21.3, 22.4, 22.2, 22.7

Basic Statistics:
Minimum: 20.4
Maximum: 25.9
Count: 22
Sum: 497.3
Mean: 22.604545454545
Median: 22.45
Mode: 23.5, 23.1, 22.7, 22.4
Standard Deviation: 1.2852560510976
Variance: 1.6518831168831

First quartile 21.75

III quartile 23.2

Second quartile
Stem and Leaf Plot:

Stem Leaf
2 0 0 1 1 1 1 2 2 2 2 2 2 2 2 2 3 3 3 3 4 4 5
Consider the following list of numbers: 20.4, 21.1,22.3,22.0, 23.5, 22.8, 24.5, 23.1, 20.9, 22.7, 23.1, 25.9, 22.5, 24.6, 23.5, 21.6, 22.4, 21.8, 21.3, 22.4, 22

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