These two questions ions are separate please answer them both Suppose that each of 937 smokers received a nicotine patch, which delivers nicotine to the bloodstream but at a much slower rate than cigarettes do. Dosage was decreased to 0 over12-week period. Suppose that 247 of the subjects were still not smoking 6 months after treatment. Assuming it is reasonable to regard this sample as representative of all smokers,estimate the proportion of all smokers who, when given this treatment, would refrain from smoking for at least 6 months. (Round your answer to three decimal places.)[-/1 Points]DETAILSPODSTAT6COREQ 9.E.007.MI.S.MY NOTESASK YOUR TEACHERPRACTICE ANOTHERGiven below are the sodium contents (in mg) for seven brands of hot dogs rated as "very good."430460360370280540540A USE SALT(a) Use the given data to produce a point estimate of u, the true mean sodium content for hot dogs. (Round your answer to four decimal places.)(b) Use the given data to produce a point estimate of o, the variance of sodium content for hot dogs. (Round your answer to four decimal places.)(c) Use the given data to produce an estimate of o, the standard deviation of sodium content. (Round your answer to four decimal places.)Is the statistic you used to produce your estimate of o unbiased? (Hint: See the discussion following Example 9.3.)O YesO No

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Suppose that each of 937 smokers received a nicotine patch, which delivers nicotine to the bloodstream but at a much slower rate than cigarettes do. Dosage was decreased to 0 ov 12-week period. Suppose that 247 of the subjects were still not smoking 6 months after treatment. Assuming it is reasonable to regard this sample as representative of all smokers, estimate the proportion of all smokers who, when given this treatment, would refrain from smoking for at least 6 months. (Round your answer to three decimal places.)

Suppose that each of 937 smokers received a nicotine patch, which delivers nicotine to the bloodstream but at a much slower rate than cigarettes do. Dosage was decreased to 0 ov 12-week period. Suppose that 247 of the subjects were still not smoking 6 months after treatment. Assuming it is reasonable to regard this sample as representative of all smokers, estimate the proportion of all smokers who, when given this treatment, would refrain from smoking for at least 6 months. (Round your answer to three decimal places.)

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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These two questions ions are separate please answer them both

Suppose that each of 937 smokers received a nicotine patch, which delivers nicotine to the bloodstream but at a much slower rate than cigarettes do. Dosage was decreased to 0 over
12-week period. Suppose that 247 of the subjects were still not smoking 6 months after treatment. Assuming it is reasonable to regard this sample as representative of all smokers,
estimate the proportion of all smokers who, when given this treatment, would refrain from smoking for at least 6 months. (Round your answer to three decimal places.)
[-/1 Points]
DETAILS
PODSTAT6COREQ 9.E.007.MI.S.
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
Given below are the sodium contents (in mg) for seven brands of hot dogs rated as "very good."
430
460
360
370
280
540
540
A USE SALT
(a) Use the given data to produce a point estimate of u, the true mean sodium content for hot dogs. (Round your answer to four decimal places.)
(b) Use the given data to produce a point estimate of o, the variance of sodium content for hot dogs. (Round your answer to four decimal places.)
(c) Use the given data to produce an estimate of o, the standard deviation of sodium content. (Round your answer to four decimal places.)
Is the statistic you used to produce your estimate of o unbiased? (Hint: See the discussion following Example 9.3.)
O Yes
O No

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