In a survey of 2755 ​adults, 1417 say they have started paying bills online in the last year.   Construct a​ 99% confidence interval for the population proportion. Interpret the results. A​ 99% confidence interval for the population proportion is ,. ​(Round to three decimal places as​ needed.)

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A: Given data,n=700x=167Point estimate isp=xn=167700=0.2386Construct a 99% confidence interval?

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A: Solution: Let X be the number of adults who believe in UFOs and n be the sample number of adults.…

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Q: 95% confidence interval for the true percent of workers in this city who have full health insurance…

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A: From the provided information, Sample size (n) = 3352 From which 1435 say they have started paying…

Q: We wish to estimate what percent of adult residents in a certain county are parents. Out of 400…

A: Solution: It is given here:

Q: In a survey of 2311​ adults, 716 say they believe in UFOs.   Construct a 95% confidence interval for…

A: Solution: Let X be the number of adults say they believe in UFOs and n be the sample number of…

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A: Introduction Sample size, n=300 No. of people who had kids, x=228 CL=0.90

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A: Given,n=2285X=750p^=Xnp^=7502285=0.3281-p^=1-0.328=0.672α=1-0.99=0.01α2=0.005Z0.005 =2.58

Q: one with a 95% confidence level and the other with a 99.7% confidence level. Which interval is…

A: Confidence interval is probability, which refers that population parameter will fall within set of…

Q: In a survey of 2325 adults, 711 say they believe in UFOs. Construct a 99% confidence interval for…

A: Suppose, p is the population proportion of all adults, who say that they believe in UFOs.

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Q: ed 1294 people whether they performed any volunteer work during the past year. A total of 517 people…

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A: x = 715 n = 2270

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A: Find z-critical value:…

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A: Using Excel formula “=NORM.S.INV(1-(0.01/2))”, the critical value for 99% confidence level is…

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A: According to the given information, we have Total number of adults in a survey = 2268 709 say they…

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Q: In a survey of 2000 adults in a recent year, 713 made a New Year's resolution to eat healthier.…

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A: Proportion is almost similar to the concept of probability. Proportion is a fraction of population…

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A: In question, Given that number of favorable cases are 1480 and sample size 3029. The we'll construct…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.