Question

A normal population has a mean of 61 and a standard deviation of 4. You select...

A normal population has a mean of 61 and a standard deviation of 4. You select a sample of 38.

Compute the probability that the sample mean is: (Round your z values to 2 decimal places and final answers to 4 decimal places.)

  1. Less than 60.

  1. Between 60 and 62.

  1. Between 62 and 63.

  1. Greater than 63.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A normal population has a mean of 77 and a standard deviation of 8. You select...
A normal population has a mean of 77 and a standard deviation of 8. You select a sample of 36. Use Appendix B.1 for the z-values. Compute the probability that the sample mean is: (Round the z-values to 2 decimal places and the final answers to 4 decimal places.) a. Less than 74. Probability b. Between 74 and 80. Probability c. Between 80 and 81. Probability d. Greater than 81. Probability
A normal population has a mean of 89 and a standard deviation of 8. You select...
A normal population has a mean of 89 and a standard deviation of 8. You select a sample of 35. Use Appendix B.1 for the z-values. Compute the probability that the sample mean is: (Round the z-values to 2 decimal places and the final answers to 4 decimal places.) a. Less than 87. Probability b. Between 87 and 91 Probability c. Between 91 and 92. Probability d. Greater than 92. Probability
A normal population has a mean of 78 and a standard deviation of 9. You select...
A normal population has a mean of 78 and a standard deviation of 9. You select a sample of 57. Use Appendix B.1 for the z-values. Compute the probability that the sample mean is: (Round the z-values to 2 decimal places and the final answers to 4 decimal places.) a. Less than 77. Probability             b. Between 77 and 79. Probability             c. Between 79 and 81. Probability             d. Greater than 81. Probability            
A normal population has a mean of 77 and a standard deviation of 5. You select...
A normal population has a mean of 77 and a standard deviation of 5. You select a sample of 48. Compute the probability that the sample mean is: (Round your z values to 2 decimal places and final answers to 4 decimal places.) A. less than 76 Probability: B. Between 76 and 78 Probability: C. Between 78 and 79 Probability: D. Greater than 79 Probability:
How to calculate the following in Exel? PS: Exel! Normal population has a mean of 61...
How to calculate the following in Exel? PS: Exel! Normal population has a mean of 61 and a standard deviation of 13. You select a random sample of 16. Compute the probability the sample mean is:(Round z values to 2 decimal places and final answers to 4 decimal places.) (a) Greater than 64. (b) Less than 57. ( c) Between 57 and 64.
A normal population has a mean of 61 and a standard deviation of 20. A. What...
A normal population has a mean of 61 and a standard deviation of 20. A. What proportion of the population is greater than 108? B. What is the probability that a randomly chosen valve will be less than 81?
A population of values has a normal distribution with mean of 50.3 and standard deviation of...
A population of values has a normal distribution with mean of 50.3 and standard deviation of 84.   Find the probability that from a sample of 226 the sample mean is greater than 49.7. Enter your answers as numbers accurate to 4 decimal places.
A normal population has a mean of 20.0 and a standard deviation of 4.0. a). Compute...
A normal population has a mean of 20.0 and a standard deviation of 4.0. a). Compute the z value associated with 25.0. (Round your answer to 2 decimal places.) b). What proportion of the population is between 20.0 and 25.0? (Round z-score computation to 2 decimal places and your final answer to 4 decimal places.) c). What proportion of the population is less than 18.0? (Round z-score computation to 2 decimal places and your final answer to 4 decimal places.)
A normal population has a mean of 21 and a standard deviation of 5. a. Compute...
A normal population has a mean of 21 and a standard deviation of 5. a. Compute the Z value associated with 25 (round answer to 2 decimal places) b. What proportion of the population is between 21 and 25? (Round z-score computation to 2 decimal places and final answer to 4 decimal places) c. What proportion of the population is less than 17? (Round z-score computation to 2 decimal places and final answer to 4 decimal places)
A normal population has a mean of 10.2 and a standard deviation of 1.4. Refer to...
A normal population has a mean of 10.2 and a standard deviation of 1.4. Refer to the table in Appendix B.1. a. Compute the z-value associated with 14.3. (Round the final answer to 2 decimal places.) z = b. What proportion of the population is between 10.2 and 14.3? (Round z-score computation to 2 decimal places and the final answer to 4 decimal places.) Proportion c. What proportion of the population is less than 10.0? (Round z-score computation to 2...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT