Behavioral Sciences STAT (with CourseMate Printed Access Card) (New, Engaging Titles from 4LTR Press)
2nd Edition
ISBN: 9781285458144
Author: Gary Heiman
Publisher: Cengage Learning
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Chapter 1, Problem 8SP
To determine
The general purpose of experiments and correlational studies.
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Describe how the goal of an experimental research
study is different from the goal for nonexperimental or
correlational research. Identify the two elements that
are necessary for an experiment to achieve its goal.
An experiment was conducted into various phobias, by the department of Psychology at Lowlands University. One hundred subjects were shown pictures of things that typically induce fear (spiders, violence, extreme heights, bloody wounds etc). They were then asked how frightened they were.
State whether or not the data is suitable for analysis using correlation and regression, and explain fully why you have reached that conclusion.
Observation
Not frightened
A little frightened
Frightened
Terrified
1 Spiders
2 Zombies
3 Blood
4 House fire
5 Clowns
6 Vampires
7 Explosions
8 Surgeries
9 Exam rooms
10 Job centres
Explain what the following statement means: “Correlation not causation”. In other words, why can't you prove causation with correlational studies?
Chapter 1 Solutions
Behavioral Sciences STAT (with CourseMate Printed Access Card) (New, Engaging Titles from 4LTR Press)
Ch. 1 - What is the goal of behavioral research?Ch. 1 - Why is it important for students of behavioral...Ch. 1 - (a) What is a population? (b) What is a sample?...Ch. 1 - (a) What is a variable? (b) What is a quantitative...Ch. 1 - What pattern among the X and Y scores do you see...Ch. 1 - What is the difference in the pattern among the X...Ch. 1 - Prob. 7SPCh. 1 - Prob. 8SPCh. 1 - Prob. 9SPCh. 1 - In an experiment, what is the dependent variable?
Ch. 1 - What is the difference between the independent...Ch. 1 - (a) What are descriptive statistics used for?...Ch. 1 - Prob. 13SPCh. 1 - Prob. 14SPCh. 1 - Prob. 15SPCh. 1 - What are the two aspects of a study to consider...Ch. 1 - Researcher A gives participants various amounts of...Ch. 1 - Maria asked a sample of college students about...Ch. 1 - In the following experiments, identify the...Ch. 1 - Use the words relationship, sample, population,...Ch. 1 - Which sample in problem 21 shows the most...Ch. 1 - What pattern do we see when the results of an...Ch. 1 - Indicate whether a researcher would conduct an...Ch. 1 - In the chart below, identify the characteristics...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Similar questions
- What is an experiment?arrow_forwardWhat is the “third factor” problem concerning correlational studies as it relates to inferring causation?arrow_forwardWhat is the summary of the overall model of the data shown in question 1? Is it one that you would trust from a statistical standpoint? specifically why ?arrow_forward
- How forecasting is quite different from the estimation of causal effects.?arrow_forwardWhat does the Pearson correlation tell us about the variables?arrow_forwardHow might the absence of data screening affect a researcher’s data quality, their interpretations of the data, and thereby their interpretations of their study’s findings?arrow_forward
- Which of the following is not a type of observational study? 1. correlational study 2. parametric estimation 3. naturalistic observation 4. true experimentarrow_forwardA professor was interested in how exam performance related to study time. Just before an exam began the professor asked students in his class to write down how many hours they had studied for the exam in the past two weeks. He then compared their exam scores to the reported study time. What type of study did the professor carry out? ex post facto correlational case experimentalarrow_forward
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