Question

In: Statistics and Probability

Find the following z values for the standard normal variable Z. Use Table 1. (Negative values...

Find the following z values for the standard normal variable Z. Use Table 1. (Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.)

  a. P(Z ≤ z) = 0.1105
  b. P(z ≤ Z ≤ 0) = 0.1607
  c. P(Z > z ) = 0.7698
  d. P(0.25 ≤ Z ≤ z) = 0.3428

Solutions

Expert Solution

orchestra answered 2 years ago
Next > < Previous

Related Solutions

Find the following z values for the standard normal variable Z. (You may find it useful...
Find the following z values for the standard normal variable Z. (You may find it useful to reference the z table. Negative values should be indicated by a minus sign. Round your answers to 3 decimal places.) a. P(Z ≤ z) = 0.1002 b. P(z ≤ Z ≤ 0) = 0.121 c. P(Z > z ) = 0.8204 d. P(0.36 ≤ Z ≤ z) = 0.3458 explain
Find the following z values for the standard normal variable Z. (You may find it useful...
Find the following z values for the standard normal variable Z. (You may find it useful to reference the z table. Negative values should be indicated by a minus sign. Round your answers to 3 decimal places.) a. P(Z ≤ z) = 0.1002 b. P(z ≤ Z ≤ 0) = 0.121 c. P(Z > z ) = 0.8204 d. P(0.36 ≤ Z ≤ z) = 0.3458 explain
For a random variable Z, that follows a standard normal distribution, find the values of z...
For a random variable Z, that follows a standard normal distribution, find the values of z required for these probability values: P(Z<z)=.5 = P(Z<z)=.1587 = P(Z<z)=.8413 = Please show how to solve without using excel. Please show all steps. Thank you!
Using the z table (The Standard Normal Distribution Table), find the critical value (or values) for...
Using the z table (The Standard Normal Distribution Table), find the critical value (or values) for the two-tailed test with a=0.05 . Round to two decimal places, and enter the answers separated by a comma if needed.
Use the Standard Normal Table or technology to find the​ z-score that corresponds to the following...
Use the Standard Normal Table or technology to find the​ z-score that corresponds to the following cumulative area, 0.9696 The cumulative area corresponds to the​ z-score of ____?
1. Z is a standard normal variable. Find the value of Z in the area to...
1. Z is a standard normal variable. Find the value of Z in the area to the left of Z is 0.9279. The area to the right of Z is 0.1539. 2. Given that x is a Normal random variable with a mean of 10 and standard deviation of 4, find the following probability:      P(8.8<x<12.5)
QUESTION 6. Z is a standard normal variable. Find the value of Z in the following....
QUESTION 6. Z is a standard normal variable. Find the value of Z in the following. (12 points) 2 Points each a. The area to the left of Z is 0.8554 b. The area to the right of Z is 0.1112. c. The area to the left of -Z is 0.0681. d. The area to the right of -Z is 0.9803. e. The area between 0 and Z is 0.4678. f. The area between -Z and Z is 0.754.
Z is a random normal variable. Find the following z values using excel: a. What is...
Z is a random normal variable. Find the following z values using excel: a. What is the value of z if the area to the left of z is 0.9515 ? b. What it the value of z if the area to the left of z is 0.1249 ? c. What is the value of z if the area to the right of z is 0.33 ? d. What is the z value such that the area between -z and...
Let Z be a standard normal random variable. Use the calculator provided, or this table, to...
Let Z be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c. P(−0.96≤Z≤c)=0.7963 Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places.
1. If Z is a standard normal random variable, find c such that P(−c ≤ Z...
1. If Z is a standard normal random variable, find c such that P(−c ≤ Z ≤ c) = 0.82. [Answer to 2 decimal places] 2. Weakly earnings on a certain import venture are approximately normally distributed with a known mean of $353 and unknown standard deviation. If the proportion of earnings over $386 is 25%, find the standard deviation. Answer only up to two digits after decimal. 3. X is a normal random variable with mean μ and standard...
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT