Question
In: Statistics and Probability
Consider the probability that no less than 92 out of 157 registered voters will vote in...
Consider the probability that no less than 92 out of 157 registered voters will vote in the presidential election. Assume the probability that a given registered voter will vote in the presidential election is 64%
Approximate the probability using the normal distribution. Round your answer to four decimal places.
Solutions
orchestra answered 1 year agoRelated Solutions
Consider the probability that less than 14 out of 157 people have been in a car...
Consider the probability that less than 14 out of 157 people
have been in a car accident. Assume the probability that a given
person has been in a car accident is 11%.
Consider the probability that greater than 99 out of 157 people have not been in a...
Consider the probability that greater than 99 out of 157 people
have not been in a car accident. Assume the probability that a
given person has not been in a car accident is 55%.
Approximate the probability using the normal distribution. Round
your answer to four decimal places.
Consider the probability that more than 92 out of 160 flights will be on-time. Assume the...
Consider the probability that more than 92 out of 160 flights
will be on-time. Assume the probability that a given flight will be
on-time is 65%.
Approximate the probability using the normal distribution. Round
your answer to four decimal places.
Consider the probability that no less than 21 out of 329 students will not pass their...
Consider the probability that no less than 21 out of 329
students will not pass their college placement exams. Choose the
best description of the area under the normal curve that would be
used to approximate binomial probability. OPTIONS ARE:
Area to the right of 20.5
Area to the right of 21.5
Area to left of 20.5
Area to left of 21.5
Area between 20.5 and 21.5
Consider the probability that no less than 21 out of 329 students will not pass their...
Consider the probability that no less than 21 out of 329
students will not pass their college placement exams. Choose the
best description of the area under the normal curve that would be
used to approximate binomial probability. OPTIONS ARE:
Area to the right of 20.5
Area to the right of 21.5
Area to left of 20.5
Area to left of 21.5
Area between 20.5 and 21.5
Consider the probability that no less than 88 out of 158 computers will not crash in...
Consider the probability that no less than 88 out of 158
computers will not crash in a day. Assume the probability that a
given computer will not crash in a day is 57%.
Approximate the probability using the normal distribution. Round
your answer to four decimal places.
consider the probability that less than 16 out of 151 people have been in a car...
consider the probability that less than 16 out of 151 people
have been in a car accident. assume the probability that a given
person has been in a car accident is 12%. Approximate the
probability using the normal distribution. Round to four decimal
places.
In one city, 85% of eligible voters are registered to vote. If 425 randomly selected eligible...
In one city, 85% of eligible voters are registered to vote. If
425 randomly selected
eligible voters are surveyed, what is the probability that at least
82% of those selected are
registered to vote?
A food snack manufacturer samples 20 bags of pretzels off the
assembly line and
weighed their contents. If the sample mean is 12.3 and the sample
standard deviation is
0.24, find the 90% confidence interval of the true mean.
A random sample of 90 voters found...
In Egg Harbor Township, 25% of registered voters are republicans. What is the probability that in...
In Egg Harbor Township, 25% of registered voters are
republicans. What is the probability that in a random sample of 300
voters: a) explain why a normal approximation to the binomial is
appropriate b) at least 95 are republicans c) exactly 100 are
democrats? Is this unusually low? Explain d) less than 80 are
republicans.
A pollster claims that Socialist proportion of registered Socialist voters in his country is lower than...
A pollster claims that Socialist proportion of registered
Socialist voters in his country is lower than 0.05. A random sample
of size 1000 registered voters revealed that the number of
Socialists was 40. Test the relevant hypotheses at the 1%
significance level.
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