Mathematics, 25.01.2021 20:20 bubbleslol4463
A survey of 27 randomly sampled judges employed by the state of Florida found that they earned an average wage (including benefits) of $63.00 per hour. The sample standard deviation was $6.11 per hour Ụse t Distribution Table)
a. What is the best estimate of the population mean?
Estimated population mean
b. Develop a 95% confidence interval for the population mean wage (including benefits) for these employees. (Round your answers to 2 decimal places.)
Confidence interval for the population mean wage is and between
c. How large a sample is needed to assess the population mean with an allowable error of $2.00 at 90% confidence? (Round up your answer to the next whole number.)
Sample size
Answers: 2
Mathematics, 21.06.2019 16:30
If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?
Answers: 3
Mathematics, 21.06.2019 19:40
What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1
Answers: 2
Mathematics, 21.06.2019 20:50
Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?
Answers: 2
Mathematics, 22.06.2019 00:20
Convert the number to decimal form. 12) 312five a) 82 b) 30 c) 410 d) 1560 13) 156eight a) 880 b) 96 c) 164 d) 110 14) 6715eight a) 53,720 b) 3533 c) 117 d) 152
Answers: 1
A survey of 27 randomly sampled judges employed by the state of Florida found that they earned an av...
Mathematics, 27.10.2020 19:30
Mathematics, 27.10.2020 19:30
Mathematics, 27.10.2020 19:30
History, 27.10.2020 19:30
Mathematics, 27.10.2020 19:30
Mathematics, 27.10.2020 19:30
Chemistry, 27.10.2020 19:30