What percentage of hospitals provide at least some charity care? Based on a random sample of hospital reports from eastern states, the following information is obtained (units in percentage of hospitals providing at least some charity care) : 56.9 55.9 52.6 66.2 59.0 64.7 70.1 64.7 53.5 78.2 Assume that the population of x values has an approximately normal distribution. (a) Use a calculator with mean and sample standard deviation keys to find the sample mean percentage x and the sample standard deviation s. (Round your answers to one decimal place.) x = 6212 % s = 8.1 % (b) Find a 90% confidence interval for the population average μ of the percentage of hospitals providing at least some charity care. (Round your answers to one decimal place.) lower limit % upper limit %
Answers (1)
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “What percentage of hospitals provide at least some charity care? Based on a random sample of hospital reports from eastern states, the ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
What is the measure of angle A P B if the measure of arc A B is 130°? 100 70 65 50
Answers (1)
Alex wrote checks on Tuesday for $30 and $40. He also made a deposit in his checking account of $180. Find the overall change in the amount in his checki account. Show your work.
Answers (1)
What is the sum of 3/x=9/16
Answers (1)
Sue solved an equation incorrectly, as shown below: Step 1: 7x = 28 Step 2: x = 28 - 7 Step 3: x = 21 Which statement best explains why Step 2 is incorrect in Sue's solution? She did not multiply 28 seven times. She did not divide 28 by 7.
Answers (1)
At 11:36 , Lila exits the lobby at the corner of Moneo Drive and 8th Street and steps into a waiting taxicab. At 11 :38, she leaves the cab and enters a hotel at the corner of Moneo and 12th.
Answers (1)
New Questions in Mathematics
Leah wants to see a castle in an amusement park. She sites the top of the castle at an angle of elevation of 45°. If she knows the castle is $160 from her how tall is the castle prom at her level of vision?
Answers (1)
Cora invested $400 at a rate of 35% for 8 months, compounded continuously. How much is her investment worth after 8 months?
Answers (1)
Raj is visiting the United States and needs to convert 2,000 rupees to US dollars. Raj will have $ USD.
Answers (2)
The probability of winning a prize in a local contest is 1 6. Find the actual odds against winning a prize A) 1:5 B) 1:6 C) 5:1 D) 6:1
Answers (1)
Nhan is getting dressed. He considers two different shirts, three pairs of pants, and three pairs of shoes. He Chooses one of each of the articles at randon. What is the probability that he will wear his jeans but not his sneakers?
Answers (1)