Question

3. The ages in years of 10 teachers of a school are:

32, 41, 28, 54, 35, 26, 23, 33, 38, 40

a)What is the age of the oldest teacher and that of the youngest teacher?

b) What is the range of the ages of the teachers?

c) What is the mean age of these teachers?​

Answer 1

Ans the ages in years of 10 features of a school are

32, 40,

arranging the ages of teachers in ascending order, we get

23,41,28,54,35,26,23,33,38,40

i.the age of the oldest teacher is 54 years and the age of the youngest teacher is 23 years.

ii. range of the ages of these teachers= 54 years - 23 years = 31 years.

iii. mean age of these teachers

= iii. answer is in the picture... years.

350/10 years = 35 years...

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Answer 2

Answer:

a) 23 and 54

b)The range of teachers is above 50%

c) The mean age of these teachers is 54