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[DOC File]Section 1 - b-g.k12.ky.us
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Conduct a significance test for a population proportion. Vocabulary: None new. TI-83 Calculator Help: t-Test: Press STAT. Tab over to TESTS. Select T-Test and ENTER. Highlight Stats or if Data (id the list its in) Entry μ0, x-bar, st-dev, and n from summary stats. Highlight test type (two-sided, left, or right)
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[DOC File]Inferences for a Single Population Mean ( )
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Because we conclude that the population variances are unequal we should use the non-pooled version to the two-sample t-test. No one does this by hand, so we will use JMP. Conclusion: 9.7 - Comparing Two Population Proportions Using Independent Samples (Daniel, Section 7.6) 100(1 - …
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[DOC File]List of Choices for Term Projects
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Z-interval for a difference in two population proportions (The x values must be integers.) STAT (TESTS ( B: 2-PropZInt. HYPOTHESIS TESTS. Z-test for a population mean ( is known ) STAT ( TESTS ( 1:Z-Test. t-test for a population mean (is unknown and variable is normally distributed in the population if n < 30) STAT ( TESTS ( 2:T-Test
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[DOC File]Section 1
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Test the hypothesis that two populations have equal means against either a one-sided or a two-sided alternative. Use the two-sample t test with conservative degrees of freedom if you do not have statistical software. Use the TI-83/84/89 or software if you have it. Recognize when the two-sample t procedures are appropriate in practice.
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[DOC File]The Practice of Statistics
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For a one-sample t- test for a population mean, state: the three possible ’s (with small sketches to illustrate) ... What are the calculator commands for the two-sample z test and interval for ? Comparing Two Means (pp.627-648) Summarize the three properties of a …
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[DOC File]A
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T-test for population mean. Z-test for population proportion. Matched Pairs t-test. Two Sample. Z and T tests for a difference between two population means. Z test for a difference between two population proportions. Linear Regression t-test for association between two variables. Inference for tables. Chi-Square test for Goodness-of-Fit for a ...
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[DOC File]Study Guide for Exam 1 ~ STAT 110
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Be able to construct and interpret a CI for the difference in two population means if given the sample sizes, sample means, and sample standard deviations from from both groups. (Equal variance case only). Be able to perform a z-test for comparing two population proportions . Practice Problems: 14.31 …
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[DOC File]Power and Sample Size Calculation
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', then select the design you want to use. (the designs available in that menu include: one-sample t-test, paired t-test, two sample t-test and one-way ANOVA). 8). After you select the design another window pops-up and asks you to input the needed options and parameters. If you need to know the needed sample size for your research, you can select '
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[DOC File]Stats 156 – Calculator Stuff
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Choose “Stats” if , n, and standard deviation (population or sample) are known Two Sample t Test for Difference in 2 Population Means In STAT – inside TESTS
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Two population t test calculator