Math221 week 5 homework Study guides, Class notes & Summaries

Math221 Wk5 Homework From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 21.69 with a population standard deviation of 3.54. What is the 95% confidence interval for the amount of time spent on administrative issues? Homework Help: 5VA. Confidence intervals with population standard deviation (Links to an external site.) (1:42) 5DA. Concept and meaning of confidence intervals (Links to an external site.) (DOCX) (20.71, 22.67)...

1. Question:From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 20.53 with a population standard deviation of 3.23. What is the95% confidence interval for the amount of time spent on administrative issues? 2. Question:If a confidence interval is given from 43.85 up to 61.95 and the mean is known to be 52.90, what is the margin of error? 3. Question:If a computer manufacturer needed a supplier that could produce parts that...

Math221 Wk5 Homework From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 21.69 with a population standard deviation of 3.54. What is the 95% confidence interval for the amount of time spent on administrative issues? Homework Help: 5VA. Confidence intervals with population standard deviation (Links to an external site.) (1:42) 5DA. Concept and meaning of confidence intervals (Links to an external site.) (DOCX) (2...

1. Question: From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 21.69 with a population standard deviation of 3.23. What is the 95% confidence interval for the amount of time spent on administrative issues? 2. Question: If a confidence interval is given from 43.83 up to 61.97 and the mean is known to be 52.90, what is the margin of error? 3. Question: If a computer manufacturer needed a supplier that could produce parts ...

1. Question:From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 21.69 with a population standard deviation of 3.54. What is the 95% confidence interval for the amount of time spent on administrative issues? 2. Question:If a confidence interval is given from 43.85 to 61.95 and the mean is known to be 52.90, what is the margin of error? 3. Question:If a shirt manufacturer wanted to make shirts that fit most individuals, wha...

1. Question:From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 20.53 with a population standard deviation of 3.23. What is the 95% confidence interval for the amount of time spent on administrative issues? 2. Question:If a confidence interval is given from 43.83 up to 61.97 and the mean is known to be 52.90, what is the margin of error? 3. Question:If a car manufacturer wanted lug nuts that fit nearly all the time, what ...

1. Question:From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 20.53 with a population standard deviation of 3.54. What is the 95% confidence interval for the amount of time spent on administrative issues? 2. Question:If a confidence interval is given from 43.83 up to 61.97 and the mean is known to be 52.90, what is the margin of error? 3. Question:If a grocery store purchases paper bags from a company, they want them ge...