Let z be a random variable vith a standard normal distribution. Find the indicated probability. (Round your ansvwer to four decimal places. P(zs -0.8) = [ Shade the corresponding area under the standard normal curve. 0,4 0,4 0.3 0.3 02 0.2 0.1 0.1 -1 o-3 -2 2.

Find the area of the shaded region under the standard normal distribution to the right of the given z- score. Round your answer to at least three decimal places. -4 -3 -2 P(Z >-1.22) -1 2= -1.22 = 0 Z 1 2 3 4 Q

Let x be a random variable representing dividend yield of bank stocks. We may assume that x has a normal distribution with ? = 1.8%. A random sample of 10 bank stocks gave the following yields (in percents).5.7 4.8 6.0 4.9 4.0 3.4 6.5 7.1 5.3 6.1 I need help with sketching  the distribution and (d) and (e)

Find the area of the indicated region under the standard normal curve. -0.45 0 2.11 Probability z is in between two numbers T184 normalcdf Is this is binomial probability or normal probability? What function you use on your calculator? normalcdf) Find the probability or the area below the curve. (type binomial or normal) (type binomialpdf or binomialcdf or (type as .abc)

A through F  trying to double check my answers

7th

Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)   P(z ≥ −1.60)= _______________Shade the corresponding area under the standard normal curve.

Find the area of the shaded region under the standard normal distribution between the given z-scores. Round your answer to at least three decimal places. -4 -3 -2 -1.93 -1 P(-1.93 < z < 2.43) = 0 Z 1 2 2.43 3 TIP

find the value of the probability of the standard normal variable Z corresponding to the shared area under the standard normal curve.