A random sample of n = 234 people who live in a city were selected and 74 identified as a "dog person." A random sample of n2 = 118 people who live in a rural area were selected and 50 identified as a "dog person." Find the 90% confidence interval for the difference in the proportion of people that live in a city who identify as a "dog person" and the proportion of people that live in a rural area who identify as a "dog %3D person." Round answers to to 4 decimal places. P1-P2 <

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Q: In Cleveland, a random sample of 73 mail carriers showed that 10 had been bitten by an animal during…

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A: Given,n=650x=396p^=xnp^=396650=0.6091-p^=1-0.609=0.391α=1-0.90=0.1α2=0.05Z0.05=1.645     (from…

Q: In Cleveland, a random sample of 74 mail carriers showed that 12 had been bitten by an animal during…

A:

Q: A simple random sample of 300 branches out of a total of 1200 branches of a UK travel agency found…

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Q: A New York Times/CBS News Poll asked a random sample of U.S. adults the question “Do you favor an…

A: From the provided information, Confidence level = 95% Confidence limit = (0.63, 0.69)

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Q: In a sample of 225 registered voters of City Unknown, 63 of 100 males and 59 of 125 females support…

A: Given  X1=63, n1=100, X2=59, n2=125

Q: In randomized, double-blind clinical trials of a new vaccine, children were randomly divided into…

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Q: A random sample of 62 suspension helmets used by motorcycle riders and automobile race-car drivers…

A: Given,n=62x=37p^=xn =3762 =0.5971-p^=1-0.597=0.403α=1-0.90=0.1α2=0.05z0.05 =1.645

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Q: A national opinion poll found that 44% of all American adults agree that parents should be given…

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Q: 8. A dietitian read a survey that states that at least 60% of adults eat eggs for breakfast at least…

A: Given, population proportion p=0.60, n=100, p^=0.54, level of significance ɑ=0.10

Q: In a sample of 150 men, 132 said that they had less leisure time today than they had 10 years ago.…

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Q: population proportion, what is the 95% confidence interval estimating the proportion of businesses…

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Q: A random sample of 75 college students of MSU is selected and 16 are found to have motorcycles on…

A: As per our guidelines we are suppose to answer only one question Givensample size(n)=75no.of…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.