b. x = 33.8, n = 42, s = 20, 95% confidenceRound to two decimal places if necessaryμ<Round to two decimal places if necessaryTEHNILSAMSUNGSUBMIT QUESTIONSAVE PROGRESS Calculate the margin of error and construct the confidence interval for the populationmean using the Student's t-distribution (you may assume the population data isnormally distributed).T-Distribution Tablea. x 88.2, n = 69, s 17.9, 98% confidence=ERound to two decimal places if necessaryEAPASAMSUNGSUBMIT QUESTIONSAVE PROGRESSSUBT

From the provided information, a) x̄ = 88.2, n = 69, s = 17.9 Confidence level = 98%

Answered: Calculate the margin of error and…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Use the given confidence interval to find the margin of error and the sample mean. (4.81, 8.09)
Use the confidence interval to find the estimated margin of error. Then find the sample mean. A biologist reports a confidence interval of (3.0,4.4) when estimating the mean height (in centimeters) of a sample of seedlings. Question content area bottom Part 1 The estimated margin of error is enter your response here .
Use the confidence interval to find the estimated margin of error. Then find the sample mean. A store manager reports a confidence interval of (48.1,78.7) when estimating the mean price (in dollars) for the population of textbooks. The estimated margin of error is?
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statistics practitioner took a random sample of 48 observations from a population whose standard deviation is 23 and computed the sample mean to be 100. Note: For each confidence interval, enter your answer in the form (LCL, UCL). You must include the parentheses and the comma between the confidence limits. A. Estimate the population mean with 95% confidence. Confidence Interval = B. Estimate the population mean with 95% confidence, changing the population standard deviation to 47; Confidence Interval = C. Estimate the population mean with 95% confidence, changing the population standard deviation to 10; Confidence Interval =
just the multiple choice part thank you
Use the confidence interval to find the estimated margin of error. Then find the sample mean. A biologist reports a confidence interval of (3.6,4.8) when estimating the mean height (in centimeters) of a sample of seedlings. What is the estimated margin of error?
e Levels Noise levels at various area urban hospitals were measured in decibels. The mean noise level in 165 ward areas was 59.2 decibels, and the population standard deviation is 4.2 . Find the 94% confidence interval of the true mean. Use a graphing calculator and round the answers to one decimal place.
Use the data on student load. to test the claim that mean student load is more than 6.5 units. Use α = 0.10. Assume all requirements have been met. Student Unit Load 3, 12, 6, 9, 6, 12, 15, 12, 7, 9, 3 Test the claim that mean student load is more than 6.5 units. Use α = 0.10. Assume all requirements have been met.
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