The table below represents a frequency distribution of the heights in centimeters of all 50 members of a club: Height (cm) 160 ≤x≤170 170 x 180 180 x 190 190 ≤ x < 200 200 x 210 Total Frequency (f) 12 11 6 9 12 50 Given the data above: i. Describe the variable represented in the distribution above ii What percentage of club members has a height below 190 centimetres?

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The table below represents a frequency distribution of the heights in centimeters of all 50 members
of a club:
Height (cm)
160 ≤x≤170
170<x< 180
180 x 190
190≤x≤ 200
200≤x≤210
Total
Frequency (f)
12
11
6
9
12
50
Given the data above:
i. Describe the variable represented in the distribution above
ii. What percentage of club members has a height below 190 centimetres?
Transcribed Image Text:The table below represents a frequency distribution of the heights in centimeters of all 50 members of a club: Height (cm) 160 ≤x≤170 170<x< 180 180 x 190 190≤x≤ 200 200≤x≤210 Total Frequency (f) 12 11 6 9 12 50 Given the data above: i. Describe the variable represented in the distribution above ii. What percentage of club members has a height below 190 centimetres?
iii. Present the data above using an appropriate chart or graph (you may use the graph paper
provided).
iv. Find the average height of the club members.
v. Calculate the standard deviation for the distribution.
Transcribed Image Text:iii. Present the data above using an appropriate chart or graph (you may use the graph paper provided). iv. Find the average height of the club members. v. Calculate the standard deviation for the distribution.
Expert Solution
Step 1

Given data:

Height (cm) Frequency (f)
160x<170 12
170x<180 11
180x<190 6
190x<200 9
200x<210 12
Total 50

 

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Follow-up Question
iv. Find the average height of the club members.
v. Calculate the standard deviation for the distribution.
Transcribed Image Text:iv. Find the average height of the club members. v. Calculate the standard deviation for the distribution.
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