ZuoTi.Pro
Question

I have to find the lower and upper bound.. Please help!mple random sample of size n-40 s drawn rom a population. The sample mean s oun to be x = 20.7 and the sample standard devia on s und to be s 12.9. ons uct a 99 % con der ce ter a or e population mea The lower bound is . (Round to two decimal places as needed.)

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

Solutioh Given tha So, Atg9.h-Confidence level tk tis Agg./. cenfidence interv al ar nh 120구+ 2.708 X 12-9 126. 22 The lower bound is 115. IS Tle Urpey bound is 126:22

0 0
Add a comment
Know the answer?
Add Answer to:
I have to find the lower and upper bound.. Please help! mple random sample of size...
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 upper bound is ___ A simple random sample of size n = 40 is drawn...

    The upper bound is ___ A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x = 120.2 and the sample standard deviation is found to be s = 12.7. Construct a 99% confidence interval for the population mean. The lower bound is . (Round to two decimal places as needed.)

  • A simple random sample of size n=40 is drawn from a population. The sample mean is...

    A simple random sample of size n=40 is drawn from a population. The sample mean is found to be x overbar equals 120.7 and the sample standard deviation is found to be s=12.1. Construct a 99% confidence interval for the population mean. The lower bound is ________ (Round to two decimal places as needed.) The upper bound is ________ (Round to two decimal places as needed.)

  • A simple random sample of size n=40 is drawn from a population. The sample mean is...

    A simple random sample of size n=40 is drawn from a population. The sample mean is found to be x overbar equals 120.7 and the sample standard deviation is found to be s=12.1. Construct a 99% confidence interval for the population mean. The lower bound is ________ (Round to two decimal places as needed.) The upper bound is ________ (Round to two decimal places as needed.)

  • A simple random sample of size n 40 is drawn from a population. The sample mean...

    A simple random sample of size n 40 is drawn from a population. The sample mean is found to be x 120.1 and the sample standand deviation is found to be s 12.4 Construct a 99% conidence interval for the populaton mean The lower bound is (Round to two decimal places as needed) The upper bound is (Round to two decimel places as needed.)

  • Please help! A simple random sample of size n=20 is drawn from a population that is...

    Please help! A simple random sample of size n=20 is drawn from a population that is normally distributed. The sample mean is found to be x = 59 and the sample standard deviation is found to be S = 11. Construct a 95% confidence interval about the population mean. The lower bound is . The upper bound is . (Round to two decimal places as needed.)

  • #25 A simple random sample of size n equals 40 is drawn from a population. The...

    #25 A simple random sample of size n equals 40 is drawn from a population. The sample mean is found to be x overbar equals 121.3 and the sample standard deviation is found to be s equals 12.2. Construct a​ 99% confidence interval for the population mean. The lower bound is nothing.​ (Round to two decimal places as​ needed.) The upper bound is nothing. ​(Round to two decimal places as​ needed.)

  • A simple random sample of size n is drawn. The sample mean, x, is found to...

    A simple random sample of size n is drawn. The sample mean, x, is found to be 19.4, and the sample standard deviation, s, is found to be 4.9. Click the icon to view the table of areas under the t-distribution. (a) Construct a 95% confidence interval about if the sample size, n, is 35. Lower bound: :Upper bound: (Use ascending order. Round to two decimal places as needed.) (b) Construct a 95% confidence interval about if the sample size,...

  • A simple random sample of size n is drawn. The sample mean, x, is found to...

    A simple random sample of size n is drawn. The sample mean, x, is found to be 19.4, and the sample standard deviation, s, is found to be 4.9. Click the icon to view the table of areas under the t-distribution. OC. The margin of error decreases. (c) Construct a 99% confidence interval about if the sample size, n, is 35. Lower bound: 17.14; Upper bound: 21.66 (Use ascending order. Round to two decimal places as needed.) Compare the results...

  • A simple random sample of size n = 40 is drawn from a population. The sample...

    A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x= 120.9 and the sample standard deviation is found to be s = 12.1. Construct a 99% confidence interval for the population mean. The lower bound is (Round to two decimal places as needed.)

  • A simple random sample of size n is drawn. The sample mean, X, is found to...

    A simple random sample of size n is drawn. The sample mean, X, is found to be 17.9, and the sample standard deviation, s, is found to be 4.8. Click the icon to view the table of areas under the t-distribution. (a) Construct a 95% confidence interval about us if the sample size, n, is 34. Lower bound: upper bound: (Use ascending order. Round to two decimal places as needed.) (b) Construct a 95% confidence interval about if the sample...

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