A confidence interval for the population mean length of hit songs was found to be 4.1 to 5.3 minutes. Find the point estimate (that is, find the midpoint of this confidence interval.)

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? define a variable for the situation. write an inequality that represents the situation. solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?