Mathematics, 06.12.2019 22:31 guzal5733
Sue thinks that there is a difference in quality of life between rural and urban living. she collects information from obituaries in newspapers from urban and rural towns in idaho to see if there is a difference in life expectancy. a sample of 55 people from rural towns give a life expectancy of x¯r=72.3x¯r=72.3 years with a standard deviation of sr=9.77sr=9.77 years. a sample of 88 people from larger towns give x¯u=81.2x¯u=81.2 years and su=6.29su=6.29 years. does this provide evidence that people living in rural idaho communities have different average life expectancy than those in more urban communities? use a 2% level of significanc
Answers: 3
Mathematics, 21.06.2019 15:30
Michelle had a birthday party. she bought a bag of candy with 96 starbursts, 72 hershey's, and 68 reese's. she wants to use all the candy she bought to make goody bags with the same amount of starbursts, hershey's and reese's in each bag. what is the largest number of bags she can make?
Answers: 1
Mathematics, 21.06.2019 18:00
In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?
Answers: 3
Mathematics, 21.06.2019 18:00
Write an equation in slope intercept form of the line passes through the given point and is parallel to the graph of the given equation (0,0); y=3/8 x+2
Answers: 1
Mathematics, 22.06.2019 00:00
How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide? original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters
Answers: 1
Sue thinks that there is a difference in quality of life between rural and urban living. she collect...
Mathematics, 02.10.2020 09:01
Mathematics, 02.10.2020 09:01
English, 02.10.2020 09:01
Biology, 02.10.2020 09:01
Mathematics, 02.10.2020 09:01
Social Studies, 02.10.2020 09:01
Mathematics, 02.10.2020 09:01
History, 02.10.2020 09:01
Physics, 02.10.2020 09:01
Geography, 02.10.2020 09:01
Mathematics, 02.10.2020 09:01
English, 02.10.2020 09:01
Chemistry, 02.10.2020 09:01
Mathematics, 02.10.2020 09:01