Answer: average=139 Step-by-step explanation: average=sum of observations/no.of observations =(140+135+142+138+140)/5 =695/5 =139 average of heights of 5 students is 139 Reply
Answer:
average=139
Step-by-step explanation:
average=sum of observations/no.of observations
=(140+135+142+138+140)/5
=695/5
=139
average of heights of 5 students is 139