Find the area under the normal curve in each of the following cases. Sketch and label each curve. 1. Between z = 0.5 and z = -2.64 2. Between z = 0.67 and z = -1.25

ANSWER D AND E WITH SOLUTIONS AND GRAPH, JUST LIKE IN THE EXAMPLE GIVEN

Find the area under the normal curve to the left of z= -1.56 plus the area under the normal curve to the right of z= 2.56. The combined area is?

Find the area under the normal curve to the left of z=−0.23 plus the area under the normal curve to the right of z=1.20.

Find the area under the Normal curve between the two z-values. Shade the area of theregion.

Suppose the lengths of human pregnancies are normally distributed with u= 266 days and a= 16 days. Complete parts (a) and (b) below. (a) The figure to the right represents the normal curve with u= 266 days and o= 16 days. The area to the left of X = 245 is 0.0947. Provide two interpretations of this area. Provide one interpretation of the area using the given values. Select the correct choice below and fill i the answer boxes to complete your choice. (Type integers or decimals.) O A. The proportion of human pregnancies that last less than 245 days is 0.0947 B. The proportion of human pregnancies that last more than days is 245 266 Provide a second interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals.) A. The probability that a randomly selected human pregnancy lasts less than 245 days is 0.0947 B. The probability that a randomly selected human pregnancy lasts more than days is…

Answer the following questions below. Illustrate the area referring to using the normal curve.1. Find the area between z = 1.68 and z = -1.372. Find the area to the left of z = 1.983. Find the area to the right of z = -2.134. Find the area between z = -2.38 and z = -0.825. Find the area to the right of z = 2.45 and to the left of z = -3.0

Find the area under the standard normal curve that lies between z=-2.31 and z=-2.13 .   The area between z=-2.31  and z=-2.13 is ?

Suppose the lengths of human pregnancies are normally distributed with u = 266 days and 0 = 16 days. The figure to the right represents the normal curve with u = 266 days and 0 = 16 days. The area to the left of X = 245 is 0.0947. Provide two interpretations of this area.

Given the following pairs of z-values, find the area under the normal curve between each pair of z-values. (Round the final answers to 4 decimal places.)       a. z = -1.95 and  z = 0.75       b. z = -1.05 and  z = -0.75       c. z = 1.77 and  z = 2.98       d. z = -2.43 and  z = 1.43             i need help understanding how to solve