1.) Determine the area under the standard normal curve that lies to the left of Z = -1.99.Give answer to four decimal places.

2.). Determine the area under the standard normal curve that lies to the right of Z = -0.55.Give answer to four decimal places.

3.) Determine the area under the standard normal curve that lies between Z = -1.67 and z = 0.00.Give answer to four decimal places.