Research Methods for the Behavioral Sciences (MindTap Course List)
Research Methods for the Behavioral Sciences (MindTap Course List)
5th Edition
ISBN: 9781305104136
Author: Frederick J Gravetter, Lori-Ann B. Forzano
Publisher: Wadsworth Publishing
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Concept explainers

Addition Rule of Probability
It simply refers to the likelihood of an event taking place whenever the occurrence of an event is uncertain. The probability of a single event can be calculated by dividing the number of successful trials of that event by the total number of trials.
Expected Value
When a large number of trials are performed for any random variable ‘X’, the predicted result is most likely the mean of all the outcomes for the random variable and it is known as expected value also known as expectation. The expected value, also known …
Probability Distributions
Understanding probability is necessary to know the probability distributions. In statistics, probability is how the uncertainty of an event is measured. This event can be anything. The most common examples include tossing a coin, rolling a die, or choosi…
Basic Probability
The simple definition of probability it is a chance of the occurrence of an event. It is defined in numerical form and the probability value is between 0 to 1. The probability value 0 indicates that there is no chance of that event occurring and the prob…
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Chapter 2.2, Problem 1LO

Identify possible sources and use them to identify a topic area for research.

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During busy political seasons, many opinion polls are conducted. In apresidential race, how do you think the participants in polls are generally selected?Discuss any issues regarding simple random, stratified, systematic, cluster, andconvenience sampling in these polls. What about other types of polls, besides political?
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Chapter 2 Solutions

Research Methods for the Behavioral Sciences (MindTap Course List)

Ch. 2.2 - Identify possible sources and use them to identify...Ch. 2.2 - Define applied research and basic research and...Ch. 2.3 - Define primary and secondary sources, identity...Ch. 2.3 - Describe the process of conducting a literature...Ch. 2.3 - Describe the differences between a full-text...Ch. 2.4 - Identify the basic sections of an APA-style...Ch. 2.4 - Prob. 7LOCh. 2.5 - Describe the characteristics of a good hypothesis...Ch. 2 - Prob. 1ECh. 2 - Make a list of five ideas for a general research...
Ch. 2 - Define primary and secondary sources and explain...Ch. 2 - Using PsycINFO (or a similar database), find five...Ch. 2 - Using PsycINFO (or a similar database), find...Ch. 2 - How does a full-text database differ from other...Ch. 2 - List the five sections typically found in a...Ch. 2 - Describe the three ways identified in the text to...Ch. 2 - Prob. 1EACh. 2 - Prob. 2EA
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