Lindsay infers that out of 400 people,300 would prefer to watch movies in a theater. Is her inference valid?

What describes horizontal cross section of the right rectangle 6m 8m 5m

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?

Given a normal distribution with µ=20 and σ = 4, what is the probability that x> 24 x< 24 x< 24 or x> 24