Question
In: Statistics and Probability
A magazine provided results from a poll of 1500 adults who were asked to identify their...
A magazine provided results from a poll of 1500 adults who were asked to identify their favorite pie. Among the 1500 respondents, 14 % chose chocolate pie, and the margin of error was given as plus or minus 5 percentage points. Describe what is meant by the statement that "the margin of error was given as plus or minus 5 percentage points." Choose the correct answer below. A. The statement indicates that the study is only 5 % confident that the true population percentage of people that prefer chocolate pie is exactly 14 %. B. The statement indicates that the interval 14 %plus or minus5 % is likely to contain the true population percentage of people that prefer chocolate pie. C. The statement indicates that the study is 100%minus 5%equals95% confident that the true population percentage of people that prefer chocolate pie is 14 %. D. The statement indicates that the true population percentage of people that prefer chocolate pie is in the interval 14 %plus or minus5%
Solutions
Expert Solution
Option - D) The statement indicates that the true population percentage of people that prefer chocolate pie is in the interval 14% plus or minus 5%.
orchestra answered 2 years agoRelated Solutions
A magazine provided results from a poll of 1500 adults who were asked to identify their...
A magazine provided results from a poll of 1500 adults who were
asked to identify their favorite pie. Among the 1500 respondents,
11% chose chocolate pie, and the margin of error was given as plus
or minus 4percentage points. What values do ModifyingAbove p with
caret,ModifyingAbove q with caret n, E, and p represent? If the
confidence level is 99%, what is the value of alpha?
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those polled,489 were in favor, 395 were opposed, and 115 were
unsure. A politician claims that people don't really understand
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random responses equivalent to a coin toss. Exclude the 115
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Assume that adults were randomly selected for a poll. They were asked if they "favor or...
Assume that adults were randomly selected for a poll. They were
asked if they "favor or oppose using federal tax dollars to fund
medical research using stem cells obtained from human embryos." Of
those polled, 488 were in favor, 402 were opposed, and 117 were
unsure. A politician claims that people don't really understand
the stem cell issue and their responses to such questions are
random responses equivalent to a coin toss. Exclude the subjects
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Assume that adults were randomly selected for a poll. They were asked if they "favor or...
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They were asked if they "favor or oppose using federal tax dollars
to fund medical research using stem cells obtained from human
embryos." Of those polled, 488 were in favor, 399 were opposed,
and 121 were unsure. A politician claims that people don't really
understand the stem cell issue and their responses to such
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Assume that adults were randomly selected for a poll. They were asked if they "favor or...
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asked if they "favor or oppose using federal tax dollars to fund
medical research using stem cells obtained from human embryos." Of
those polled,
483483
were in favor,
402402
were opposed, and
115115
were unsure. A politician claims that people don't really
understand the stem cell issue and their responses to such
questions are random responses equivalent to a coin toss. Exclude
the
115115
subjects who said that they...
Assume that adults were randomly selected for a poll. They were asked if they "favor or...
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asked if they "favor or oppose using federal tax dollars to fund
medical research using stem cells obtained from human embryos." Of
those polled,
484484
were in favor,
395395
were opposed, and
118118
were unsure. A politician claims that people don't really
understand the stem cell issue and their responses to such
questions are random responses equivalent to a coin toss. Exclude
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118118
subjects who said that they...
Assume that adults were randomly selected for a poll. They were asked if they "favoror oppose...
Assume
that adults were randomly selected for a poll. They were asked if
they "favoror oppose using federal tax dollars to fund medical research
using stem cells obtained from human embryos."Of those polled,490were
in favor,396were opposed,and
123were unsure.
A politician claims that people don'treally understand
the stem cell issue and their responses to such questions are
random responses equivalent to a coin toss. Exclude the
123subjects who
said that they were unsure,and use a
0.05
significance level
to test the...
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