Mathematics, 17.12.2021 04:20 ava789
According to the NCHS per capita spending on healthcare is rising dramatically. In 2013 the per capita spending was $7,826. You are interested to know if the trend continues. You take a sample of 100 people and find that they spent an average of $8,502 with a standard deviation of $590. To find the significance of this difference you need to conduct a z-test. What is the z-score or z-statistic
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Add 1/7 + -1/7 your answer should be reduced to its smallest form and should not be an improper fraction
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Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?
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Mathematics, 21.06.2019 23:00
The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
Answers: 1
According to the NCHS per capita spending on healthcare is rising dramatically. In 2013 the per capi...
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