ZuoTi.Pro
Question

3) Assume a component has a normal strength distribution that deteriorates with use over time so that mean strength is μΧ(t)4)Following up the previous problem, assume further that the mean and standard deviation of the stress distribution are alsoSolve question 4

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

nsuen Given trat Ye.ctes f (x.쓰 //Tİ ア) Solving aka that intagal Teliahinloouは peolioen sem chyr

0 0
Add a comment
Know the answer?
Add Answer to:
Solve question 4 3) Assume a component has a normal strength distribution that deteriorates with use...
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

  • 6. Compute the reliability index of a component that has a strength defined by a probabilistic...

    6. Compute the reliability index of a component that has a strength defined by a probabilistic function with mean of 200 kips, and a coefficient of variation of 0.12. The component is subjected to a demand with a mean of 100 kips, and a standard deviation of 40 kips. Is the component adequate, according to LRFD expectations?

  • Use the standard normal distribution or the t-distribution to construct the indicated confidence interval for the...

    Use the standard normal distribution or the t-distribution to construct the indicated confidence interval for the population mean of each data set. Justify your decision. If neither distribution can be used, explain why. Interpret the results. (a) In a random sample of 36 patients, the mean waiting time at a dentist’s office was 24 minutes and the standard deviation was 7.5 minutes. Construct a 90% confidence interval for the population mean. (b) In a random sample of 25 cereal boxes,...

  • Assume the time to complete a task has a normal distribution with mean 20 min. and...

    Assume the time to complete a task has a normal distribution with mean 20 min. and standard deviation 4 min. Find the proportion of times that are BETWEEN 15 and 25 minutes? Note: Enter X.XX AT LEAST ONE DIGIT BEFORE THE DECIMAL, TWO AFTER and round up. Thus, 7 is entered as 7.00, 3.5 is entered as 3.50, 0.3750 is entered as 0.38 | | Assume the time to complete a task has a normal distribution with mean 20 min....

  • construct a 95% confidence interval for the population mean, Assume the population has a normal distribution....

    construct a 95% confidence interval for the population mean, Assume the population has a normal distribution. A sample of 20 part-time workers had a mean annual earnings of $3120 with a standard deviation of $677. Round to the nearest dollar. *Please STEP out the problem clearly for me.

  • 6.2.36-1 Question Help Use the standard normal distribution or the t-distribution to construct a 95% confidence...

    6.2.36-1 Question Help Use the standard normal distribution or the t-distribution to construct a 95% confidence interval for the population mean. Justify your decision. If neither distribution can be used, explain why. Interpret the results. In a random sample of 15 mortgage institutions, the mean interest rate was 3.42% and the standard deviation was 0.44%. Assume the interest rates are normally distributed Which distribution should be used to construct the confidence interval? O O O O O A. Use a...

  • 1. Suppose a variable has a normal distribution with mean 10 and standard deviation 2. Use...

    1. Suppose a variable has a normal distribution with mean 10 and standard deviation 2. Use the Empirical Rule to calculate the approximate PERCENTAGE area. What is the PERCENTAGE of values ABOVE 12? Note: Enter X.XX AT LEAST ONE DIGIT BEFORE THE DECIMAL, TWO AFTER and round up. Thus, 27 is entered as 27.00, 3.5 is entered as 3.50, 0.3750 is entered as 0.38 |Enter PERCENTAGE in above blank with NO % sign. | 2. Suppose a variable has a...

  • QUESTION 21 If we change a 90% confidence interval estimate to a 99% confidence interval estimate...

    QUESTION 21 If we change a 90% confidence interval estimate to a 99% confidence interval estimate while holding sample size constant, we can expect a. the width of the confidence interval to increase. b. the width of the confidence interval to decrease. c. the width of the confidence interval to remain the same. d. the sample size to increase. QUESTION 22 Which one of the following is a correct statement about the probability distribution of a t random variable? a....

  • Question 2 You may use the Normal distribution when you have the standard deviation of the...

    Question 2 You may use the Normal distribution when you have the standard deviation of the sample and the sample size is higher than 30. True False Question 3 With of 98 and a sample standard deviation of 10, the sample size of 16, and the population mean (μ) of a 100, the experimental t value is 0.8, and the P – value is between 0.10 and 0.25. True False

  • 4. Assume that x has a normal distribution with u = 2.8 and o = 0.33....

    4. Assume that x has a normal distribution with u = 2.8 and o = 0.33. Find Plx 22). A. 0.9922 B. 0.6485 C. 0.4523 D. 0.0078 Suppose x has a distribution with u = 54 and o = 4. If random samples of size n = 16 are selected, can we say anything about the x distribution of sample means? A. Yes, the x distribution is normal with mean Hz = 54 and 0 = 1. B. Yes, the...

  • 7.2 Applications of the Normal Distribution 7.2.RA-3 0 of 1 Point Question Help The mean incubation...

    7.2 Applications of the Normal Distribution 7.2.RA-3 0 of 1 Point Question Help The mean incubation time of fertilized eggs is 20 days. Suppose the incubation times are approximately normally distributed with a standard deviation of 1 day. Determine the incubation times that make up the middle 39% Click the icon to view a table of areas under the normal curve. The incubation times that make up the middle 30% arou today (Round to the nearest whole number as needed....

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