The times that college students spend studying per week have a distribution skewed to the right with a mean of 7.5 hours and a standard deviation of 2.6 hours. Find the probability that the mean time spent studying per week for a random sample of 65 college students would be a. between 7.1 and 7.6 hours.

b. less than 8.4 hours

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on

Ineed to know the answer to this algebra question.