I need some help solving this questions please

Chapter 7 Homework 1. Assuming the heights of college women are normally distributed with mean 65 inches and standard deviation 2.5 inches. a. What percent of women are taller than 65 inches? b. What percent of women are between 62.5 inches and 67.5 inches? c. What percentage of women are between 60 and 70 inches?Assessment gression Concepts Statistics students in Oxnard College sampled 11 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The bivariate data are shown below: Due Thu 05/30/2019 11:59 Number of Pages (x) Cost(y) 536 59.24 482 55.38 995 108.55 727 84.43 606 62.54 328 40.52 243 38.87 260 42.4 681 38.29 914 100.26 513 64.17 A student calculates a linear model . (Please show your answers to two decimal places) 1/ = Use the model to estimate the cost when number of pages is 676. (Please show your answer to 2 decimal places.) Cost = $ Hint: Textbook Pages OF Help Points possible: 1 This is attempt 1 of 1