Question

The following data are from a simple random sample. 6 7 11 8 10 6 (a)...

The following data are from a simple random sample.

6 7 11 8 10 6

(a)

What is the point estimate of the population mean?

(b)

What is the point estimate of the population standard deviation? (Round your answer to one decimal place.)

0 0
Add a comment Improve this question Transcribed image text
Answer #1

a)

point estimate of the population mean =8.00

b)

point estimate of the population standard deviation s =2.1

Add a comment
Know the answer?
Add Answer to:
The following data are from a simple random sample. 6 7 11 8 10 6 (a)...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

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 following data are from a simple random sample. 6 8 11 7 11 11 (a)...

    The following data are from a simple random sample. 6 8 11 7 11 11 (a) What is the point estimate of the population mean? (b) What is the point estimate of the population standard deviation? (Round your answer to one decimal place.)

  • The following sample data are from a normal population: 14, 12, 16, 19, 17, 15, 10,...

    The following sample data are from a normal population: 14, 12, 16, 19, 17, 15, 10, 9. (a) What is the point estimate of the population mean? (b) What is the point estimate of the population standard deviation? (Round your answer to three decimal places.) (c) With 95% confidence, what is the margin of error for the estimation of the population mean? (Round your answer to one decimal place.) (d) What is the 95% confidence interval for the population mean?...

  • The following sample data are from a normal population: 5, 16, 11, 7, 19, 15, 10,...

    The following sample data are from a normal population: 5, 16, 11, 7, 19, 15, 10, 1. a. What is the point estimate of the population mean? b. What is the point estimate of the population standard deviation (to 2 decimals)? c. With 95% confidence, what is the margin of error for the estimation of the population mean (to 1 decimal)? d. What is the 95% confidence interval for the population mean (to 1 decimal)?

  • The following sample data are from a normal population: 10, 9, 12, 14, 13, 11, 6, 5

    The following sample data are from a normal population: 10, 9, 12, 14, 13, 11, 6, 5 a. What is the point estimate of the population mean? b. What is the point estimate of the population standard deviation (to 2 decimals)? c. With 95% confidence, what is the margin of error for the estimation of the population mean (to 1 decimal)? d. What is the 95% confidence interval for the population mean (to 1 decimal)?

  • Video 8.13 gorithmic) The following sample data are from a normal population: 10, 8, 12, 15,...

    Video 8.13 gorithmic) The following sample data are from a normal population: 10, 8, 12, 15, 13, 11, 6, 5. a. What is the point estimate of the population mean? b. What is the point estimate of the population standard deviation (to 2 decimals)? le with 95% confidence, what is the margin of error for the estimation of the population mean (to 1 decimal)? d, what is the 95% confidence interval for the population mean (to 1 decimal)? Suppose a...

  • A simple random sample of 60 items resulted in a sample mean of 80

    A simple random sample of 60 items resulted in a sample mean of 80. The population standard deviation is σ=15. a. Compute the 95% confidence interval for the population mean. Round your answers to one decimal place b. Assume that the same sample mean was obtained from a sample of 120 items. Provide a 95% confidence interval for the population mean. Round your answers to two decimal places c. What is the effect of a larger sample size on the interval estimate? 

  • To estimate the mean age for a population of 4000 employees, a simple random sample of...

    To estimate the mean age for a population of 4000 employees, a simple random sample of 40 employees is selected. If the population standard deviation is 8.2 years, computer the standard error of the mean. (Round to one decimal place) Answer What is the probability that the sample mean age of the employees will be within 2 years of the population mean age? (Round to four decimal places) Answer

  • A simple random sample of 5 months of sales data provided the following information: Month: 1...

    A simple random sample of 5 months of sales data provided the following information: Month: 1 2 3 4 5 Units Sold: 94 80 85 94 92 (a) Develop a point estimate of the population mean number of units sold per month. x = (b) Develop a point estimate of the population standard deviation. If required, round your answer to two decimal places. s = ANSWERS ARE NOT 2.98 & 1.46

  • A simple random sample of 50 items resulted in a sample mean of 30. The population...

    A simple random sample of 50 items resulted in a sample mean of 30. The population standard deviation is σ = 10. a. Compute the 95% confidence interval for the population mean. Round your answers to one decimal place. Enter your answer using parentheses and a comma, in the form (n1,n2). Do not use commas in your numerical answer (i.e. use 1200 instead of 1,200, etc.) b. Assume that the same sample mean was obtained from a sample of 100...

  • A simple random sample of 30 items resulted in a sample mean of 50. The population...

    A simple random sample of 30 items resulted in a sample mean of 50. The population standard deviation is σ = 10. a. Compute the 95% confidence interval for the population mean. Round your answers to one decimal place. Enter your answer using parentheses and a comma, in the form (n1,n2). Do not use commas in your numerical answer (i.e. use 1200 instead of 1,200, etc.) b. Assume that the same sample mean was obtained from a sample of 90...

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