1. a) Human gestation times (pregnancies) have a mean of
about 266 days, with a standard deviation of about 10
days. If we record the gestation times of a sample of
100 women, do we know that a histogram of the times
will be well modeled by a Normal model?

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? will mark the

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%

If a line is defined by the equation y = 5x + 2, what is the slope?