Question

Following are the age(in years) of 10 teachers in a school.
32,41,27,54,36,25,28,57,40,38.

i) what is the age of the oldest teacher and that of the youngest teacher?

ii) find the range of the ages of the teachers.

iii) find the mean age.

Answer 1

HEYA!!
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➡What is the age of the oldest teacher and that of the youngest teacher ?

◾The age of the oldest teacher is 57 years .

◾The age of the youngest teacher is 25 years .

➡Find the range of Ages of all the teachers .

◾Range = Highest Observation - Lowest Observation

= 57 - 25 = 32

➡Find the Mean Range .

◾Mean Age = Sum of Observation / Number of Observation

= 378/10


=37.8


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