1 proportion z test
[DOC File]Notes on how to use the TI-83 - Part 1. Statistics I - S97 ...
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Hypothesis test for the population proportion, p. (Provided the appropriate conditions hold.) See pages 146-147 of the BMM. 1) Press 2nd – F1(F6/Tests) and press 5 to get the one-sample HT for proportions (‘1-PropZTest’). You will get the ‘1-Proportion Z Test’ dialog box.
[DOC File]One Proportion Z Test Worksheet
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One Proportion Z Test Worksheet. Any Boston Celtics fan or archrival knows that Shaquille O’Neal, one of the NBA’s most dominant centers of the last twenty years, always had difficulty shooting free throws. Over the course of his career, his overall made free-throw percentage is 53.3%. During this offseason, Shaq is working with an ...
[DOC File]One Proportion z-Test - Troy High School
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One Proportion z-Test. Dayton Area Drug Survey is a simple random sample. 60*0.70 = 42 ≥ 10 . 60*0.30 = 18 ≥ 10. Population of Dayton area seniors is greater than 10*60 = 600: The proportion of Dayton area seniors that drink is 70%. The proportion of Dayton area seniors that drink is not 70%. = = -3.098898934. p-value = 0.0019425488
[DOC File]Z-Score Practice Worksheet
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z = 1.17 .38. z = -1.37 .41. For the z-scores below, find the percentile rank (percent of individuals scoring below):-0.47 31.9 Percentile. 2.24 98.8 Percentile. For the numbers below, find the percent of cases falling above the z-score: 0.24 41%-2.07 98%. A patient recently diagnosed with Alzheimer’s disease takes a cognitive abilities test ...
[DOC File]Hypothesis Testing and Confidence Intervals
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1 Proportion z-test. 1 Proportion z-int SRS? Normal? np > 10, n(1-p) > 10. Independent? 10n < pop. Stat/Test. 1propzTest or. 1propZInt More than 1 prop. 2 Categorical Variables. Tests: Goodness of Fit. Homogeneity. Independence SRS? All expected counts 5? N/A For GOF: Put observed counts in L1 and expected counts in L2. Sum L3 to get . For ...
[DOC File]AP Statistics Released Multiple Choice 2007 (1 – 20) Time ...
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a) One proportion z-test b) One sample z-test for a mean c) One sample t-test for a mean. d) Two proportion z-test e) Two sample t-test for means. Questions 18 – 19 refer to the following scenario and set of data. In the 1830s, land surveyors began to survey the land acquired in the Louisiana Purchase.
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1 Proportion Z-Test. Conditions and Assumptions: Stated it is a simple random sample. np0 = 15 > 10 and n(1- p0) = 15 > 10. The population of students at THS is greater than 10 times the sample size (300)
[DOC File]WordPress at LPS | Sites for LPS Staff & Schools
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A. 1-Proportion Z-Test B. 2-Proportion Z-Test C. 1-Sample T-Test. D. 2-Sample T-Test E. Matched Pairs Test ____6. A trucking firm determines that its fleet of trucks has a mean of 12.4 miles per gallon and a standard deviation of 1.2 miles per gallon on cross country hauls. Assume that the distribution of fuel efficiency is normal.
[DOC File]Test 2B - Weebly
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(a) The proportion of scores that satisfy 0 < Z < 1.5 is 0.4332. (b) The proportion of scores that satisfy Z < –1.0 is 0.1587. (c) The proportion of scores that satisfy Z > 2.0 is 0.0228. (d) The proportion of scores that satisfy Z < 1.5 is 0.9332. (e) The proportion of scores that satisfy Z > –2.5 is 0.4938. 8.
[DOC File]Answers: Hypothesis Testing Review
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This information sets the stage for a 1-Proportion Z-Test. p-value = Because p-value < ( (.0173
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