Reference no: EM1323041
Q1) Heights in inches of 14 randomly chosen adult males in LA are listed as: 71, 67, 70, 59, 71, 68, 67, 71, 80, 68, 74, 69, 72, 68.
i) Display data in stem-and-leaf plot (you can use word processing program if you would like and copy and paste below)
a) Compute the mean
b) Compute the median
c) Compute the mode
d) Compute the range
e) Compute the variance
f) Determine the standard deviation
g) Determine Q1
h) Determine Q2
i) Compute Q3
Q2) Use this table to complete tasks that follow it:
Height (in inches)
|
Frequency
|
50-52
|
5
|
53-55
|
8
|
56-58
|
12
|
59-61
|
13
|
62-64
|
11
|
a) Recognize the class width
b) Recognize the midpoint of the first class
c) Recognize the class boundaries of the first class
d) Provide the relative frequency for each class