Population proportion probability calculator

    • [DOC File]Topic 18: The Central Limit Theorem

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      Judging from this area, guess the value of the probability. Use your calculator to calculate the probability that a sample proportion of orange candies will be less than 0.4. Use your calculator to find the probability that a sample proportion of orange candies will fall between 0.35 and 0.55, that is to say within 0.10 of 0.45.

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    • [DOC File]Topic 162: Sampling Distributions I: Proportions (Day Two)

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      Repeat (c) if the population proportion had really been .6. Working only with multiples of .01 (e.g., .60, .61, .62,…) determine and list all potential values of the population proportion for which the observed sample proportion .69 falls within two standard deviations of in the sampling distribution. Show calculations to support your list.

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    • [DOC File]Stats 156 – Calculator Stuff

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      Choose “Stats” if , n, and standard deviation (population or sample) is known. One Sample z Test for a Population Proportion. In STAT – inside TESTS. 1. 1-PropZTest. p0 = hypothesized value of proportion. x = number of successes. n = sample size. One Sample t Test (or z Test) for a Population Mean. In STAT – inside TESTS. 1. Z-Test ...

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    • [DOC File]Exam 3 Practice Questions

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      1. You take a random sample from some population and form a 96% confidence interval for the population mean, Which quantity is guaranteed to be in the interval you form? a) 0. b) c) d) .96. 2. Suppose you conduct a significance test for the population proportion and your p-value is 0.184.

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    • [DOC File]Calculator Tip Sheet - kelly's math stuff

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      Enter population standard deviation, mean, sample size, confidence level. Calculate. To determine a confidence interval for the population proportion: STAT. TESTS. A: 1 PropZInt. Enter x, n, and confidence level x = yes’s n = everyone. Calculate Calculator Tip Sheet. Chapter 9. To conduct a hypothesis test for the population mean, with n < 30 ...

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    • [DOC File]Statistics

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      Apr 06, 2015 · Objective 1: I can find a point estimate for the population proportion, p. Recall from section 4.2, that p is the probability of a _____ in a binomial experiment.

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    • [DOC File]Rossman/Chance

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      A more general expression for a confidence interval for a population proportion is given by: (q) Use the Theory-Based Inference applet (or a calculator) to produce a 90% confidence interval for the population proportion who lean to the right. Also interpret this interval.

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    • [DOC File]The Practice of Statistics

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      Normal probability plot. mu . ... 9.2 Tests about a Population Proportion (pp.549-561) ... In terms of rejecting the hypothesis , how is a significance test related to a confidence interval on the same population? Use your calculator to find the p value (tcdf command) for the example Healthy Streams. What is that p-value?

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    • [DOC File]Teaching Introductory Statistics with Activities and Data

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      Key result: Suppose that the proportion of a population having some characteristic is denoted by , and suppose that a random sample of size n is taken from the population. Then the sampling distribution of the sample proportion is approximately normal with mean and standard deviation .

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    • [DOC File]Study Guide for Exam 1 ~ STAT 110

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      Be able to perform a Sign Test (e.g. reading comprehension course, men’s heights) for the population proportion/probability of success ( ) and the population median (Med). Be able to perform an Exact Binomial Test for 2 by 2 contingency table. Chapter 8 & 11 ~ Normal Distribution and Central Limit Theorems (Note: Book refers to these as

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