Question 4 of 5
Select the correct answer.
Sebastian randomly surveyed 25 people in hi...
Mathematics, 15.03.2022 09:20 brasherfamily14
Question 4 of 5
Select the correct answer.
Sebastian randomly surveyed 25 people in his neighborhood to find out which electric company they use. In his survey, he found that
16% of the sample use Reliable Energy
What would most likely happen if he decided to randomly survey 50 people instead?
A. There is not enough information to determine how the sample proportion would be affected.
B. The sample proportion would less closely model the population proportion.
C. The sample proportion would not be affected.
D The sample proportion would more closely model the population proportion.
Answers: 3
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Answers: 1
Mathematics, 21.06.2019 16:50
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
Answers: 3
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Answers: 1
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