Lecture Notes 9
Dependent Two-sample t-tests
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Previously we have completed examples of the two sample independent
t-test which is used when the people in the two samples are unrelated.
Now, we will address the two-sample related (also known as the
depend

Lecture Notes 6
Hypothesis Testing
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Introduction:
Previously, we have discussed descriptive statistics where you simply describe a sample with
statistics such as the mean, mode and variance. Later, we addressed describing the relationship
between two var

Lecture Notes 4
Correlation
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Previously we have been looking at descriptive statistics that addressed one variable at a
time. Therefore, we have addressed how to calculate the mean, median, mode, variance, and
standard deviation of a single variable. In

Lecture Notes 3
Descriptive Statistics
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Introduction
Now it is time to learn how to describe a set of data statistically. As it turns out, we can
very effectively describe a distribution of scores using two particular types of descriptive
statistics. The

Lecture Notes 7
z-test and 1-sample t-tests
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Introduction:
There are two statistics that we will now cover. These, and all statistics for the rest of the
semester, are used in specific circumstances to determine whether the IV worked; that is, whether
th

Lecture Notes 2
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Key Points
Reliability
General Experimental Design Issues
APA Paper Format
Validity
Validity Relevant Research Issues
Reliability
There are different types of consistency (reliability) that are of concern for psychological
researchers. U

Lecture Notes 1
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Topics:
Research Citations
Scientific Method
Introductory Statistical Issues
Research Issues
Research Citations
Scientific citations in the psychological literature have two distinct parts.
The first comes in the body of the text and con