Question

Pleases show all work in all questions and a 5 star rating willbe given to some one who can show work and explain their work.thank you.

# (2) there was IQ scores that can bemodeled with a normal distribution with a mean of 100 and astandard deviation of 15.

(i) Write aformula for the density function of IQ scores.

(ii) Estimatea part of the population of IQs with 115 and 120. Explainestimate.

(iii) Computeactual value of the estimate.

(iiii)What range of scores that lie across onthe other side of the mean represent the same fraction of thepopulation. Please explain this probability insentences.