Assume that population means are to be estimated from the samples described. Use the sample results...

Question

Question

Assume that population means are to be estimated from the samples described. Use the sample results...

Assume that population means are to be estimated from the samples described. Use the sample results to approximate the margin of error and 95% confidence interval. Sample size= 1036 sample mean= $46,202 sample SD = $24,000 Margin of error is? 95% confidence interval?

math Statistics-And-Probability

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

Add a comment

Answer 2

Similar Homework Help Questions

Assume that population means are to be estimated from the samples described. Use the sample results...

Assume that population means are to be estimated from the samples described. Use the sample results to approximate the margin of error and 95% confidence interval. Sample size equals =1, 043, sample mean equals =$46, 198, sample standard deviation equals = $26,000
Assume that population means are to be estimated from the sample described. Use the sample results...

Assume that population means are to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval. Sample size = 1030 Sample mean = $46,228 Sample Standard Deviation = $25,000 1) the margin of error is $ ? 2) find the 95% confidence interval ?
Assume that population means are to be estimated from the sample described. Use the sample results...

Assume that population means are to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval. Sample size = 1046 Sample mean = $46,223 Sample Standard Deviation = $28,000 1) The Margin off error is? 2) Find the 95% confidence interval? $. < < $.

Assume that population mean is to be estimated from the sample described. Use the sample results...

Assume that population mean is to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval. Sample size, n= 100; sample mean, x = 74.00 cm; sample standard deviation, s=5.00 cm The margin of error is cm. (Round to two decimal places as needed.) Find the 95% confidence interval. cm<u< cm (Round to two decimal places as needed.)
o Assume that population mean is to be estimated from the sample described. Use the sample...

o Assume that population mean is to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval n = 36. X = 62.8 seconds, S = 6.1 seconds The margin of error is seconds (Round to one decimal place as needed) Find the 95% confidence interval seconds <<seconds (Round to one decimal place as needed.) imeframe Enter your answer in each of the answer boxes This course (STATISTICAL REASONING IN...
Assume the population proportion is to be estimated from the sample described. Find the approximate margin...

Assume the population proportion is to be estimated from the sample described. Find the approximate margin of error and the 95% confidence interval for the population proportion. Sample sizeequals144, sample proportionequals0.28 The margin of error is nothing. (Round to four decimal places as needed.) Find the 95% confidence interval.

#3. 2 Consider the following results for two samples randomly taken from two populations. AWN Sample...

#3. 2 Consider the following results for two samples randomly taken from two populations. AWN Sample Size Sample Mean 7 Sample Standard Deviation Sample A Sample B 20 25 28 22 9 a. Determine the degrees of freedom for the t distribution. 10 b. At 95% confidence, what is the margin of error? 11 c. Develop a 95% confidence interval for the difference between the two population means.
Use a t-distribution to find a confidence interval for the difference in means μd=μ1-μ2 using the...

Use a t-distribution to find a confidence interval for the difference in means μd=μ1-μ2 using the relevant sample results from paired data. Assume the results come from random samples from populations that are approximately normally distributed, and that differences are computed using d=x1-x2 . A 95% confidence interval for μd using the paired difference sample results x¯d=3.1, sd=2.4, nd=30. Give the best estimate for μd, the margin of error, and the confidence interval. Enter the exact answer for the best...
Use a t-distribution to find a confidence interval for the difference in means μd=μ1-μ2 using the...

Use a t-distribution to find a confidence interval for the difference in means μd=μ1-μ2 using the relevant sample results from paired data. Assume the results come from random samples from populations that are approximately normally distributed, and that differences are computed using d=x1-x2. A 95% confidence interval for μd using the paired difference sample results x¯d=3.5, sd=2.0, nd=30. Give the best estimate for μd, the margin of error, and the confidence interval. Enter the exact answer for the best estimate,...

The following results are for independent random samples taken from two populations. Sample 1 Sample 2...

The following results are for independent random samples taken from two populations. Sample 1 Sample 2 n1 = 20 n2 = 30 x1 = 22.9 x2 = 20.1 s1 = 2.6 s2 = 4.8 (c) At 95% confidence, what is the margin of error? (Round your answer to one decimal place.) ? (d) What is the 95% confidence interval for the difference between the two population means? (Use x1 − x2. Round your answers to one decimal place.) ? to...

Assume that population means are to be estimated from the samples described. Use the sample results...

Homework Answers