MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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A research study was conducted to
examine the differences between older
and younger adults on perceived life
satisfaction. A pilot study was conducted
to examine this hypothesis. Ten older
adults (over the age of 70) and ten
younger adults (between 20 and 30) were
give a life satisfaction test (known to have
high reliability and validity). Scores on the
measure range from 0 to 60 with high
scores indicative of high life satisfaction:
low scores indicative of low life
satisfaction. The data are presented
below. Compute the appropriate t-test.
Use
.05 level of significance|
Older Adults Younger Adults
45
34
38
22
52
15
48
27
25
37
39
41
51
24
46
19
55
26
46
36
a.
What is your computed answer?
b. What would be the null hypothesis in this
study?
What would be the alternate hypothesis?
d. What is your tgt?
Is there a significant difference between
С.
е.
the two groups? Interpret your answer
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Transcribed Image Text:A research study was conducted to examine the differences between older and younger adults on perceived life satisfaction. A pilot study was conducted to examine this hypothesis. Ten older adults (over the age of 70) and ten younger adults (between 20 and 30) were give a life satisfaction test (known to have high reliability and validity). Scores on the measure range from 0 to 60 with high scores indicative of high life satisfaction: low scores indicative of low life satisfaction. The data are presented below. Compute the appropriate t-test. Use .05 level of significance| Older Adults Younger Adults 45 34 38 22 52 15 48 27 25 37 39 41 51 24 46 19 55 26 46 36 a. What is your computed answer? b. What would be the null hypothesis in this study? What would be the alternate hypothesis? d. What is your tgt? Is there a significant difference between С. е. the two groups? Interpret your answer
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