Interpreting Statistics Worksheet
PSY 335 Interpreting Statistics Worksheet
Testing of 20 randomly selected subjects yielded two sets of scores: Verbal IQ and Reading Comprehension. The table below displays the results and descriptive statistics, as well as frequency distribution charts for each variable and a scatterplot of the correlations between the two variables:
Subject
Verbal IQ
Rdg. Comp.
1
90
88
2
99
97
3
101
110
4
115
121
5
97
98
6
98
95
7
92
89
8
104
109
9
103
100
10
117
100
11
100
96
12
98
101
13
96
105
14
105
105
15
78
80
16
121
99
17
82
75
18
85
89
19
81
78
20
82
86
MEAN
97
96
MEDIAN
98
97
MODE
98
89
STD.DEV.
11.8
11.2
RANGE
43
46
CORREL VERB x RDG
0.79
MP_SNHU_withQuill_Horizstack
Please answer the following questions within the appropriate column in the table below:
I. Using the provided data and graphs, describe the frequency distribution for the IQ test:
a) What is a typical score for this sample?
b) How variable are the scores?
c) How are the scores distributed?
II. Using the provided data and graphs, describe the frequency distribution of the reading test scores:
a) What is a typical score for this sample?
b) How variable are the scores?
c) How are the scores distributed?
III. Consider the correlation data given the provided data and graph:
a) How are IQ and reading achievement related?
IV. Evaluate the data from a psychological testing perspective:
a) Are these samples good representations of the general population? How do you know?
b) What could you do to make them a more representative sample?
c) How would you interpret the correlation results?
d) What are some ways this knowledge of their relationship could be used?
Reading Comprehension Frequency Distribution
Frequency 70 80 90 100 110 120 More 0 3 4 7 6 1 0
STD SCORE
Verbal IQ Frequency Distribution
Frequency 70 80 90 100 110 120 More 0 1 4 7 4 2 1
STD SCORE
Frequency
Rdg.Compre 90 99 101 115 97 98 92 104 103 117 100 98 96 105 78 121 82 85 81 82 88 97 110 121 98 95 89 109 100 100 96 101 105 105 80 99 75 89 78 86
Verbal IQ Score
Reading Scores
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Interpreting Statistics Worksheet was first posted on June 25, 2020 at 10:59 pm.
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Interpreting Statistics Worksheet was first posted on June 25, 2020 at 7:01 pm.
©2020 "My Assignment Geek". Use of this feed is for personal non-commercial use only. If you are not reading this article in your feed reader, then the site is guilty of copyright infringement. Please contact me at savvyessaywriters@gmail.com