Studies show that massage therapy has a variety of health benefits and it is not too...
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of typical one-hour massage therapy sessions showed an average charge of . The population standard deviation for a one-hour session is . a. What assumptions about the population should we be willing to make if a margin of error is desired? b. Using confidence, what is the margin of error (to 2 decimals)? c. Using confidence, what is the margin of error (to 2...
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 11 typical one-hour massage therapy sessions showed an average charge of $60. The population standard deviation for a one-hour session is σ-$5.45 a. What assumptions about the population should we be willing to make if a margin of error is desired? Select your answer b. Using 90% confidence, what is the margin of error (to 2 decimals)? c. Using 95%...
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 12 typical one-hour massage therapy sessions showed an average charge of 57. The population standard deviation for a one-hour session is 4.95 a. What assumptions about the population should we be willing to make if a margin of error is desired? b. using 90% confidence, what is the margin of error? c. using 99% confidence, what is the margin of...
eBook Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 11 typical one- hour massage therapy sessions showed an average charge of $60. The population standard deviation for a one-hour session is o = $5.35. a. What assumptions about the population should we be willing to make if a margin of error is desired? - Select your answer - b. Using 90% confidence, what is the margin of error...
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 12 typical one-hour massage therapy sessions showed an average charge of $60. The population standard deviation for a one-hour session is σ =$5.1 a) Using 90% confidence, what is the margin of error (to 2 decimals)? b) Using 99% confidence, what is the margin of error (to 2 decimals)?
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 10 typical one-hour massage therapy sessions showed an average charge of $59. The population standard deviation for a one-hour session is $4.9 . b. Using 90% confidence, what is the margin of error (to 2 decimals)? c. Using 95% confidence, what is the margin of error (to 2 decimals)?
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 10 typical one-hour massage therapy sessions showed an average charge of $59. The population standard deviation for a one-hour session is σ = $5.50. Using 95% confidence, what is the margin of error? (Round to two decimal places) Provide a 95% confidence interval for the population mean. (Round to two decimal places) __________ and __________
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 10 typical one-hour massage therapy sessions showed an average charge of $59. The population standard deviation for a one-hour session is σ = $5.50. Using 95% confidence, what is the margin of error? (Round to two decimal places) Answer Provide a 95% confidence interval for the population mean. (Round to two decimal places) Answer and Answer
Problem 1- Confidence Interval Studies show that massage therapy has a variety of health benefits and it is not too expensive (Wall Street Journal, March 13, 2012). A sample of 10 typical one-hour massage therapy session showed an average charge of $59. The population standard deviation for a one hour session is ơ $5.5 What assumptions about the population should we be willing to make if the margin of error is desired? Using 95% confidence, what is the margin of...
Studies show that massage therapy has a variety of health benefits and it is not too expensive. A sample of 14 typical one-hour massage therapy sessions showed an average cost of $61.50. Past data indicate that the population standard deviation for a typical one-hour massage therapy session is $7.15. Compute a 90 % interval estimate of the average cost of a typical one-hour massage therapy session. Show your steps and manual (hand and calculator) calculations in 4 decimal points. a....