A researcher investigated whether a father's level of optimism was predictive of his son's optimism as a young adult. Twenty (20) fathers and sons who agreed to participate in the study were administered a scale measuring their current level of optimism (the scale ranged from 10 to 50), with higher scores indicating greater optimism. 1. Is the predictor significant?2. What is the effect size for the study?3. Based on your answer on theprevious item, would you characterizethe effect size as small, medium, orlarge? Participant1234567891011121314151617181920Father2518453938181622342246261629462523312822Son4449151520354839493835281945314546473944

A regression analysis can be used to test whether a father's level of optimism was predictive of his…

Answered: 1. Is the predictor significant? 2.…

ENGR.ECONOMIC ANALYSIS

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ISBN:9780190931919

Author:NEWNAN

Publisher:NEWNAN

Chapter1: Making Economics Decisions

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Question

A researcher investigated whether a father's level of optimism was predictive of his son's optimism as a young adult. Twenty (20) fathers and sons who agreed to participate in the study were administered a scale measuring their current level of optimism (the scale ranged from 10 to 50), with higher scores indicating greater optimism.

1. Is the predictor significant?
2. What is the effect size for the study?
3. Based on your answer on the
previous item, would you characterize
the effect size as small, medium, or
large?

Participant
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Father
25
18
45
39
38
18
16
22
34
22
46
26
16
29
46
25
23
31
28
22
Son
44
49
15
15
20
35
48
39
49
38
35
28
19
45
31
45
46
47
39
44

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