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. Older Adults Younger Adults 45 34 38 22 52 15 48 27 25 37 39
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
|
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 are the null and alternative hypothesis in this study?
b) what is the tcrit (t critical value)
c) is there a signifigant difference between the two groups? interpret your answer
d) write out your t-value in apa format
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