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WorksheetsPsychology Ch.2 Test
Total questions: 25
Worksheet time: 19mins
Name
Class
Date
1.
The mathematical average, or ______, is found by dividing the sum of the scores by the number of scores.
a)
Mean
b)
Median
c)
Mode
d)
Range
2.
What does this symbiol mean? Σ
a)
Sum of scores
b)
Amount in population
c)
Population Mean
d)
Amount in sample
3.
What does this symbol mean?
μ
μ
a)
Sum of scores
b)
Amount in population
c)
Population Mean
d)
Amount in sample
4.
What does this symbol mean?
N
N
a)
Sum of scores
b)
Amount in population
c)
Population Mean
d)
Amount in sample
5.
What does this symbol mean?
n
n
a)
Sum of scores
b)
Amount in population
c)
Population Mean
d)
Amount in sample
6.
What is the score in the middle of the data set called?
a)
Mean
b)
Median
c)
Mode
d)
Range
7.
What is the first step in the Scientific Method?
a)
Make a Research Design
b)
Report Findings
c)
Define the Problem
d)
Form Hypothesis
8.
What measure of central tendency is the most stable?
a)
Mean
b)
Median
c)
Mode
d)
Range
9.
What measure of central tendency should only be used with categorical data?
a)
mean
b)
median
c)
mode
d)
range
10.
Which of these is an example of continuous data?
a)
Birthday month
b)
Number of pets
c)
Daily chance of rain
d)
Favorite band of coffee
11.
Sample of Population:
The entire Junior class at Spanish Fort High School
The entire Junior class at Spanish Fort High School
a)
Sample
b)
Population
c)
Either
12.
Sample of Population:
You want to study the eating habits of doctors. You randomly send out a survey about eating habits to doctors in Mobile and Baldwin Counties.
You want to study the eating habits of doctors. You randomly send out a survey about eating habits to doctors in Mobile and Baldwin Counties.
a)
Sample
b)
Population
c)
Either
13.
Using the measures of central tendency is an example of ___________ statistics.
a)
instinctual
b)
experimental
c)
inferential
d)
descriptive
14.
Which of these is something that correlational research CANNOT do?
a)
show central tendencies
b)
show causation
c)
use surveys
d)
show relationships between variables
15.
Which is true of statistically significant findings?
a)
a high probability of chance
b)
results are found through descriptive statistics
c)
an extremely wide distribution from the mean
d)
the support the study's hypothesis
16.
Which of these is most likely to improve sampling accuracy?
a)
Inferential statistics
b)
Descriptive statistics
c)
Random sampling
d)
Control variables
17.
A tentative explanation for an observation or problem which can be test via investigation is called:
a)
Hypothesis
b)
Theory
c)
Correlation
d)
Causation
18.
Studying historical patient records is an example of which research method?
a)
Survey
b)
True Experiment
c)
Archival Research
d)
Naturalistic Observation
19.
I need to study the steps of the scientific method so that I can put it order from a list of the steps.
a)
True
b)
False
c)
What's the scientific method?
d)
I'm gunna wing it.
20.
How can we describe a relationship between variables where one variable increase, the other variable also increases?
a)
Positive correlation
b)
Negative correlation
c)
Causation correlation
d)
Perfect correlation
21.
Which research method is fast and cheap, but has self-reporting problems?
a)
Archival research
b)
Survey
c)
Naturalistic observation
d)
True experiment
22.
When a researcher cannot manipulate or interfere with the topic in any way, which research method would be more appropriate?
a)
Archival research
b)
Survey
c)
Naturalistic observation
d)
True experiment
23.
The graph in this image is a representation of which of these variable relationships?
a)
Positive correlation
b)
Negative correlation
c)
No correlation
d)
Causal correlation
24.
The graph in this image is a representation of which of these variable relationships?
a)
Positive correlation
b)
Negative correlation
c)
No correlation
d)
Causal correlation
25.
The graph in this image is a representation of which of these variable relationships?
a)
Positive correlation
b)
Negative correlation
c)
No correlation
d)
Causal correlation
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