The heights of the students of a school (measured to the nearest cm) were recorded as under.
Height (in cm)
150
155
158
160
164
No. of students
10
15
8
14
7
16
Find the mean.
(Show each step please)
[CBSE Grade 10 Statistics chapter]
{Question from M.L. Aggarwal book}
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Answer:
Height (in cm) Frequency
150−155. 12
155−160 9
160−165 14
165−170 10
170−175 5
Total 50
(i) The above table is the grouped frequency distribution.
(ii) Students with 160−165cm heights are maximum i.e. 14 students.
Step-by-step explanation:
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