The table shows the age distributions of the members of a club. Age (years) 10-14 15-19 20-24 25-29 30-34 35-39 Frequency 7 18 25 17 9 4 (a) Calculate, corr...

The table shows the age distributions of the members of a club.

(a) Calculate, correct to one decimal place, the mean age.

(b) (i) Draw a histogram to illustrate the information.

(ii) Use the histogram to estimate the modal age .

(c) If a member is selected at random, what is the probability that he/she is in the modal class?