What is the area under the normal curve above a z-score of 2.24? a.2.25%b.1.50%c.1.25%d.1.75%

Me find the value of x each figure.

Benefit(s) from large economies of scale, in which the costs of goods decrease as output increases. natural monopolles perfect competition

The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.