Question 1
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Exhibit 1-1
Let's assume you are conducting an experiment to determine the effect of a new drug on
the incidence of epileptic seizures. You select 20 epileptics from the 150 epileptics being
treated at a nearby
PSY3204 CHAPTER 1 QUIZ
Let's assume you are conducting an experiment to determine the effect of a new
drug on the incidence of epileptic seizures. You select 20 epileptics from the 150
epileptics being treated at a nearby hospital and administer the drug
PSY3204 CHAPTER 2 QUIZ
1. Given the following subjects and scores, which symbol would be used to
represent the score of 3?
Subject
Score
1
12
2
21
3
8
4
3
a. X4
2. Reaction time in seconds is an example of a(n) _ scale.
Ratio
3. When rounded to two decima
Question 1
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<b>Exhibit 5-1<br></b><br><b>Let's assume that the scores are normally
distributed on a test with a population mean of 75 and standard deviation equal to
16.</b><br><br>Refer to Exhibit 5-1. What is the percentile rank of a score of 5
Question 1
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<div style="font-size: 12pt; font-family: 'Times New Roman'; color: #000000;">The
nondirectional alternative hypothesis asserts that _.</div> <br>
The nondirectional alternative hypothesis asserts that _.
the results of the experiment
Question 1
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If <i>SS<sub>T</sub></i> = 20 and <i>SS<sub>B</sub></i> = 14,
<i>SS<sub>W</sub></i> = _.<br>
If SST = 20 and SSB = 14, SSW = _.
34
6
6
need more information
Question 2
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When analyzing data from experiments that involve more t
PSY3204 CHAPTER 3 QUIZ
1. The distribution of scores of high school seniors on a sixth grade math test
would probably be _.
Negatively skewed
2. If a large psychology class took a test on theoretical biophysics, the
distribution of scores would probably b
Question 1
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In calculating the standard deviation of a sample, we use _ in the
denominator.<br>
In calculating the standard deviation of a sample, we use _ in the denominator.
N
Correct!
N 1
The sum of the weights
X
Question 2
1 / 1 pts
If 5 poin
PSY3204 CHAPTER 4 QUIZ
1. In calculating the standard deviation of a sample, we use _ in the
denominator.
N-1
2. If 5 points are added to each score in a distribution, which of the following
will happen?
The standard deviation will be unchanged
Exhibit 4-
Question 1
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<div style="font-size: 12pt; font-family: 'Times New Roman'; color: #000000;">If
<i>A</i> and <i>B</i> are mutually exclusive and exhaustive, then
<i>p</i>(<i>A</i> and <i>B</i>) = _.</div> <br>
If A and B are mutually exclusive and e
Question 1
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<div style="font-size: 12pt; font-family: 'Times New Roman'; color: #000000;">The
regression of <i>Y</i> on <i>X</i> _</div> <br>
The regression of Y on X _
predicts X given Y
predicts X' given X
Correct!
predicts Y given X
predicts Y
P SY3204 C HAPTER 5 QU IZ
Exhibit 5-5
L et's assume that the scores are normally distributed on a test with a
p opulation mean of 75 and standard deviation equal to 16.
1. Refer to Exhibit 5-1. What is the percentile rank of a score of 56?
11.70
Exhibit 5
Question 1
1 / 1 pts
With the effect of the independent variable and <i>N</i> held constant, as
<i><span style="font-family: 'Symbol';">a</span></i> gets more stringent
_.<br>
With the effect of the independent variable and N held constant, as gets more s
PSY3204 CHAPTER 6 QUIZ
1. A scatter plot _.
Is a graph of paired X and Y values
2. If a relationship is linear, _.
The relation can be most accurately represented by a straight line
3. Y can be most accurately predicted from X if the correlation between X
Question 1
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Chi-square is used to test differences between _.
proportions
means
variances
modes
Question 2
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For any given alpha level, 2crit _.
increases with increases in N
decreases with increases in N
increases with increases in degre
Question 1
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Skip to question text.
For a given N, the interval that bounds the population mean at the 99% confidence level is _
that which bounds the population mean at the 95% confidence level
equal to
greater than
less than
can't be determined
Question 1
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Skip to question text.
In an experiment using the independent groups design, there are 10 subjects in one group and 12
subjects in the other group. The sampling distribution of t that is appropriate for that experiment is
identical to
Question 1
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<div style="font-size: 12pt; font-family: 'Times New Roman'; color: #000000;">A
scatter plot _.</div> <br>
A scatter plot _.
has to do with electron scatter
Correct!
is a graph of paired X and Y values
must be linear
is a frequency gr