Mathematics, 27.04.2021 15:30 josuemarquezz27
A polling company conducted a survey asking 40 fourth year students from Ohio and 33 fourth-year students from Pennsylvania about on average, how many hours they spend on the computer per week. Ohio had an average of 52, while Pennsylvania had an average of 33. Ohio and Pennsylvania have standard deviations of 7.22 and 10.11 respectively. Construct a 99.9% confidence interval for the difference between these results.
Answers: 1
Mathematics, 21.06.2019 21:30, lraesingleton
Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.
Answers: 1
Mathematics, 21.06.2019 21:30, achsahjosey
Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour. what is the cyclist average rate for the round trip in miles per hour ?
Answers: 1
A polling company conducted a survey asking 40 fourth year students from Ohio and 33 fourth-year stu...
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