Mathematics, 17.01.2020 02:31 mvazquez298
Public opinion in the large city of bedrock is that 60 percent of the residents are in favor of increasing taxes to fund alternatives to drug addiction treatment and 40 percent are against the increase. what is the approximate probability that more than 150 of the residents surveyed will be against increasing taxes if a random sample of 400 residents are surveyed
Answers: 1
![=P(z\dfrac{0.375-0.40}{\sqrt{\dfrac{0.40(0.60)}{400}}})\ \ [\because\ z=\dfrac{\hat{p}-p}{\sqrt{\dfrac{p(1-p)}{n}}}]](/tpl/images/0458/6245/e1553.png)
[By z-table]
Another question on Mathematics
Mathematics, 20.06.2019 18:04
The vector matrix [2/7] is dilated by a favor of 1.5 and then reflected across the x axis. if the resulting matrix is [a/b] then a= and b=
Answers: 2
Mathematics, 21.06.2019 15:00
Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β
Answers: 2
Mathematics, 21.06.2019 16:30
In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)
Answers: 2
Mathematics, 21.06.2019 18:00
Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2
Answers: 2
You know the right answer?
Public opinion in the large city of bedrock is that 60 percent of the residents are in favor of incr...
Questions
Mathematics, 09.08.2021 20:40
Chemistry, 09.08.2021 20:40
Physics, 09.08.2021 20:40
Mathematics, 09.08.2021 20:40
Computers and Technology, 09.08.2021 20:40
Mathematics, 09.08.2021 20:40
Mathematics, 09.08.2021 20:40
