a triangle has vertices on a coordinate grid at N(2,-6), O(-10,-6), and P(2,7). what's the length in units of NO
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Answer:
Step-by-step explanation:
Let p be the population proportion of adults who were surveyed are current smokers.
Given claim : Abigail, who works for a region's department of health, is looking for evidence that the percentage of adults in the region who are current smokers has decreased from 15.8% in 2015.
i.e.
Since the alternative hypothesis takes unequal sign .
Then , the null and alternative hypotheses for this hypothesis test will be :_