Assume that a sample is used to estimate a population proportion p. Find the margin of error M.E. that corresponds to a sample of size 315 with 33% successes at a confidence level of 98%. M.E. = _____________% Round to 4 places. Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places.

Q: ample of 1100 observations taken from a population produced a sample proportion of 0.30. Make a 90%…

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Q: given the data in the following points 0,11 | 0,15 0,46 0,52 yi 0,956 | 0,89 | 0,832 | 0,717 | 0,571…

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Q: Assume that a sample is used to estimate a population mean. Find the margin of error M.E that…

A: From the given information we find the margin of Error.

Q: ssume that a sample is used to estimate a population mean μμ. Find the 95% confidence interval for a…

A: It is given that the mean is 50.2 and the population standard deviation is 12.2.

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Q: The pulse rates of 174randomly selected adult males vary from a low of 39 bpm to a high of 111 bpm.…

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Q: cores for men on the verbal portion of the​ SAT-I test are normally distributed with a mean of 509…

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Q: You will be applying what you have learned in this course by gathering data and running a…

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Q: The pulse rates of 170 randomly selected adult males vary from a low of 44 bpm to a high of 124 bpm.…

A: Given, the pulse rates vary from a 44 bpm to a high of 124 bpm and the margin of error (E) is 4.

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A: Objective of this question is that which option is the correct choice.

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Q: A poll taken this year asked 1023 adults whether they were fans of a particular sport and 66% said…

A: As per the our company  guideline expert have to answer first three subpart only.Given information:

Q: Assume that population mean is to be estimated from the sample described. Use the sample results to…

A: Given95% confidence interval N=361 x = 59.1 seconds. z= 4.9 SecondsFind the margin of error?

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Q: The claim is that the proportion of adults who smoked a cigarette in the past week is less than…

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Q: Assume that a sample is used to estimate a population mean μμ. Find the 90% confidence interval for…

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Q: n=36​, x=67.9 ​seconds, s=4.1 seconds       The margin of error is 1.4 seconds.

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Q: A population of scores has a mean of µ=70, a median of 65 and a mode of 60. What is the most likely…

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Q: Suppose you use simple random sampling to select and measure 44 dogs' weights, and find they have a…

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Q: Find the value of the test statistic z using graphing calculator. The claim is that the proportion…

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Q: Q13. What happens to the standard error of an estimate when the sample size in a random sample SRS)…

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Q: Assume the data set described is normally distributed with the given mean and standard deviation,…

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Q: Find the critical t-value that corresponds to 90% confidence and n = 15. O A. 1.761 O B. 2.624 O C.…

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.