l Previcus Answers My Notesk Yeur Teachar ording to The world Bank, only 9% of t
ID: 3283768 • Letter: L
Question
l Previcus Answers My Notesk Yeur Teachar ording to The world Bank, only 9% of the population of Uganda had access to electricity a; ae 2009. Suppose we r eccess to electricty omby sample ?78 people in Uganda. Let X-the number of people who r (a) what is the probability distribution for X x0178,0.09) ? X~ G(178) -00.09, 178) X ~ G(0.09) xP(0.09) ? Using the formas, calculate the mean and standard deviation ofx, Enter your mean to two decimal places and round your standard devigo, to our decimal places.) standard deviaton 18eol (e) use your calculator to find the probability that 15 people in the sample have access to electricity. (Round your answer to four decimal places. 16.02 people 032 ?Fnd tne probability that at most ten people in the sample have access to electricity. (Round your answer to four decinal places.) (e) Find the probability that more than 25 people in the sample heve access to electricity. (Round your answer to four decimel places 0094XExplanation / Answer
Solutiond:
atmst isless than or equal to
n=178
0.09
P(X<=10)
=0.0674
ANSWER:0.0674
Solutione:
n=178
p=0.09
P(X>15) to be found
Using calculator it is
P(X>15=0.0097
ANSWER:0.0097
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