Mean: What happens to peoples' age every year? "+1"
Range: Why would the range change?
There is no working. These are eyeball questions.(b) Mean - 17 years 5 months
Range - 2 years 0 months
A new member, aged 18 years 5 months is going to join the club.
What will happen to the mean age of the members?
What is the correct state ment?
It will increase by more than 1 year.
It will increase by exactly 1 year.
It will increase by less than a year.
It will stay the same.
It's not possible to tell.
Mean: The new member is older than the mean age. Wouldn't that increase the mean?
Mean: The precise increase depends on the number of members. Insufficient information.