Mathematics, 13.12.2021 23:10, nowenpimu586
A random sample of 174 college students was asked to indicate the number of hours per week that they surf the internet for either personal information or material for a class assignment. The sample mean response was 6.06 hours and the sample standard deviation was 1.43 hours.
a. Based on these results, construct a 90% confidence interval for the population mean.
b. The survey was reported in a local newspaper, and the confidence interval reported ranged from 5.96 to 6.16. What confidence level did the newspaper use?
Answers: 2
Mathematics, 21.06.2019 18:30, kellypechacekoyc1b3
Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?
Answers: 1
Mathematics, 21.06.2019 22:30, blackordermember
Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a. m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?
Answers: 3
Mathematics, 21.06.2019 22:30, scholarlystudenttt28
Which one is the correct answer, and why?
Answers: 1
A random sample of 174 college students was asked to indicate the number of hours per week that they...
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