ZuoTi.Pro
Question

The breaking strength of a rivet has a mean value of 10,000 psi and a standard...

The breaking strength of a rivet has a mean value of 10,000 psi and a standard deviation of 500 psi.

What is the probability that the sample mean breaking strength for a random sample of 40 rivets is between 9950 and 10,250?

math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
The breaking strength of a rivet has a mean value of 10,000 psi and a standard...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • The breaking strength of a rivet has a mean value of 10000 psi and a standard...

    The breaking strength of a rivet has a mean value of 10000 psi and a standard deviation of 500 psi. What is the probability that the sample mean breaking strength for a random sample of 40 rivets is between 9900 and 10200?

  • The breaking strength of a rivet has a mean value of 10,100 psi and a standard...

    The breaking strength of a rivet has a mean value of 10,100 psi and a standard deviation of 502 psi. (a) What is the probability that the sample mean breaking strength for a random sample of 40 rivets is between 10,000 and 10,300? (Round your answer to four decimal places.) (b) If the sample size had been 15 rather than 40, could the probability requested in part (a) be calculated from the given information? Explain your reasoning. O Yes, the...

  • The breaking strength of a certain rivet used in a machine engine is normally distributed with...

    The breaking strength of a certain rivet used in a machine engine is normally distributed with mean 5500 psi and standard deviation 307 psi. A random sample of 16 rivets is taken. What is the probability that the sample mean falls between 5456.25 psi and 5566.01 psi?

  • pom DevoPeStat9 5.E.504.XP. My Notes Ask Your Teacher breaking strength of a rivet has a mean...

    pom DevoPeStat9 5.E.504.XP. My Notes Ask Your Teacher breaking strength of a rivet has a mean value of 10,100 psi and a standard deviation of 499 psi. (a) What is the probability that the sample mean breaking strength for a random sample of 40 rivets is between 10,000 and 10,300? (Round your answer to four decimal places.) 0.0963 (b) If the sample size had been 15 rather than 40, could the probability requested in part (a) be calculated from the...

  • The breaking strength X of a certain rivet used in a machine engine is normally distributed...

    The breaking strength X of a certain rivet used in a machine engine is normally distributed with mean 5000 psi and standard deviation 400 psi. Find the probability that the difference (in absolute value) between a randomly chosen rivet and the mean is within 250 psi.

  • Question 7 The mean breaking strength of yarn used in manufacturing drapery material is required to...

    Question 7 The mean breaking strength of yarn used in manufacturing drapery material is required to be more than 100 psi. Past experience has indicated that the standard deviation of breaking strength is 2.9 psi. A random sample of 9 specimens is tested, and the average breaking strength is found to be 100.6 psi. Statistical Tables and Charts (a) Calculate the P-value. Round your answer to 3 decimal places (e.g. 98.765). If a = 0.05, should the fiber be judged...

  • A new type of rope has a mean breaking strength of 15 kilograms with a standard...

    A new type of rope has a mean breaking strength of 15 kilograms with a standard deviation of 0.5 kilogram. To test the hypothesis, a random sample of 50 lines are tested and the average breaking strength is found to be 14.8 kilograms. (a) Test the hypothesis, at the 0.01 level of significane the the mean is that u = 15 kilograms against the alternative that u < 15 kilograms. (b) Evaluate the P value of the test.

  • A new type of rope has a mean breaking strength of 15 kilograms with a standard...

    A new type of rope has a mean breaking strength of 15 kilograms with a standard deviation of 0.5 kilogram. To test the hypothesis, a random sample of 50 lines are tested and the average breaking strength is found to be 14.8 kilograms. (a) Test the hypothesis, at the 0.01 level of significane the the mean is that μ = 15 kilograms against the alternative that μ < 15 kilograms. (b) Evaluate the P value of the test.

  • A certain brand of concrete has a compressive strength that is normally distributed with a mean...

    A certain brand of concrete has a compressive strength that is normally distributed with a mean of 2500 psi and a standard deviation of 50 psi. What is the probability that a random sample of 16 specimen will have a mean strength greater than 2490 psi?Round answer to 4 significant figures in the format (INCLUDE the 0 before the decimal points in call probability answers!): 0.1234 A random sample of 16 specimen are analyzed. What value of compressive strength will...

  • QUESTION 4 A new type of rope has a mean breaking strength of 25 kilograms with...

    QUESTION 4 A new type of rope has a mean breaking strength of 25 kilograms with a standard deviation of 3 kilogram. To test the hypothesis, a random sample of 50 lines are tested and the average breaking strength is found to be 22 kilograms. (a) Test the hypothesis, at the 0.05 level of significane the the mean is that u = 25 kilograms against the alternative that u < 25 kilograms. (b) Evaluate the P value of the test.

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT