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Proportions (Step 4 & Summary)

Proportions (Step 4 & Summary)

Published: Mar 18th, 2013

Step 4. Drawing Conclusions Based on the P-Value Many Students Wonder: Hypothesis Testing for the Population Proportion Let’s Summarize!! What’s next? CO-4: Distinguish among different measurement scales, choose the appropriate descriptive […]

Proportions (Step 3)

Proportions (Step 3)

Published: Mar 18th, 2013

Step 3. Finding the P-value of the Test Alternative Hypothesis is “Less Than” Alternative Hypothesis is “Greater Than” Alternative Hypothesis is “Not Equal To” The Four Steps in Hypothesis Testing […]

Did I Get This – Proportions (Step 2)

Published: Mar 17th, 2013

The UCLA Internet Report (February 2003) estimated that a proportion of roughly 0.75 of online homes are still using dial-up access, but claimed that the use of dial-up is declining. […]

Learn by Doing – Proportions (Step 2)

Learn by Doing – Proportions (Step 2)

Published: Mar 17th, 2013

    This document is linked from Proportions (Step 2).

Proportions (Step 2)

Proportions (Step 2)

Published: Mar 17th, 2013

Step 2. Collect Data, Check Conditions, and Summarizing the Data The Four Steps in Hypothesis Testing CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods based […]

Did I Get This – State Hypotheses (Proportions)

Published: Mar 17th, 2013

In each of the following examples, a test for the population proportion (p) is called for. You are asked to select the right null and alternative hypotheses. Scenario 1: When […]

Learn by Doing – State Hypotheses (Proportions)

Published: Mar 17th, 2013

In each of the following examples, a test for the population proportion (p) is called for. You are asked to select the right null and alternative hypotheses. Scenario 1:The UCLA […]

Did I Get This – Proportions (Overview)

Published: Mar 8th, 2013

Using data from 2008, the American Association of Community Colleges (AACC) reports that community college students constitute 46% of all U.S. undergraduates. Given the downturn in the U.S. economy, the […]

Learn by Doing – Proportions (Overview)

Published: Mar 8th, 2013

According to the American Association of Community Colleges, 23% of community college students receive federal grants. The California Community College Chancellor’s Office anticipates that the percentage is smaller for California […]

Proportions (Introduction & Step 1)

Proportions (Introduction & Step 1)

Published: Mar 8th, 2013

Introduction Review: Types of Variables One Sample Z-Test for a Population Proportion Step 1. Stating the Hypotheses CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods […]