Use the Normal z-table to find the associated probability: (round your answer to four decimal places)
P(Z=-1.39)
Use the Normal z-table to find the associated probability: (round your answer to four decimal places)...
Compute the following probability. Round your answer to four decimal places. Area under normal curve between x = 30.5 and x = 57.0 is given by P(30.5 < x < 57.0) = P( 0.58 < z < 5) =
Compute the following probability. Round your answer to four decimal places. Area under normal curve between x = 26.5 and x = 49.0 is given by P(26.5 < x < 49.0) = P( 0.50 < z < 5) =
a) Find the value of the probability of the standard normal variable Z corresponding to the shaded area under the standard normal curve. (Round your answer to four decimal places. You may need to use the appropriate table in the Appendix of Tables to answer this question.) P(Z > 1.07) = b) Find the value of the probability of the standard normal variable Z corresponding to the shaded area under the standard normal curve. (Round your answer to four decimal...
If z is a standard normal variable, find P(Z >0.97). Round to four decimal places. A. 0.1660 B. 0.8340 C. 0.1922 D. 0.1685
Find the area under the standard normal curve between z=0 and z=2.09. Round your answer to four decimal places. A= Enter your answer in accordance to the question statement
Find the area under the standard normal curve. Round your answer to four decimal places. (a) Find the area under the standard normal curve to the right of z=−0.78. (b) Find the area under the standard normal curve that lies between z=1.26 and z=2.32. (c) Find the area under the standard normal curve that lies outside the interval between z=−1.93 and z=0.59. (d) Find the area under the standard normal curve to the left of x=−2.08.
1) Find the area under the standard normal curve to the right of z= -0.62. Round your answer to four decimal places. 2) Find the following probability for the standard normal distribution. Round your answer to four decimal places. P( z < - 1.85) = 3) Obtain the following probability for the standard normal distribution. P(z<-5.43)= 4) Use a table, calculator, or computer to find the specified area under a standard normal curve. Round your answers to 4 decimal places....
For a standard normal distribution, find: P(z > -2.52) (round to 3 decimal places) For a standard normal distribution, find: P(-2.56 < z < -2.52) (round to 3 decimal places) For a standard normal distribution, find: P(z > c) = 0.2726 Find c. (round to 2 decimal places) A manufacturer knows that their items have a normally distributed lifespan, with a mean of 5.3 years, and standard deviation of 1.7 years. If you randomly purchase one item, what is the probability it...
Find the p-value for the z-test. (Round your answer to four decimal places.) a right-tailed test with observed z = 1.18 p-value =
Z is the standard normal variable. Find the indicated probability. HINT [See Example 1.] (Round your answer to four decimal places.) P(−1.79 ≤ Z ≤ 1.79)