Download In-Class examples: Qualitative Data

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STAT101 Worksheet: Quantitative Data – Basketball Teams
Sigma: Given the following values evaluate (calculate) the following expressions:
Given X has the values: 0, 1, 2, 2, 3, 4
Evaluate:
_
 ( x  x) 2  In words identify what is this summation asking you to do (and then do it).
x
2

( x ) 2
n

MEASURES OF CENTER
GIVEN: Heights of the members of two basketball teams (inches)
Team #1:
Team #2:
72
67
73
72
76
76
76
76
78
84
1) Determine the mean, median, mode and midrange for the two basketball teams.
2) Draw stacked dotplots for these two teams and note the location of their respective means, medians, and mode.
3) Determine the range and standard deviation for both teams.
f: Quantitative data bball & HDL Measures of Center.doc
Quantitative Data - HDL Revisited
GIVEN: Serum HDL Cholesterol levels of 40, 20-29 year old patients:
Sample 1: 70 56 48 48 53 52 66 48 36 49 28 35 58 62 45 60 38 73 45 51
Sample 2: 56 51 46 39 56 32 44 60 51 44 63 50 46 69 53 70 33 54 55 52
Sigma: Given the following values evaluate (calculate) the following expressions:
Given X has the values: 0, 1, 2, 2, 3, 4
Evaluate:
(x
2
 2) 
In words explain what this summation notation is doing.
n x 2  ( x) 2 
1) Determine the mean, median, mode and midrange for both HDL samples.
2) Given the measures of center collected in #2) above, compare and contrast these two samples.