Question

Kuya heard that oldest children tend to be more miserable about life than their youngest siblings (not taking into consideration the number of siblings in between). Kuya gathered data from 33 families and measured their scores on a misery scale. The lower the score, the more miserable the person tends to be.

MISERY SCALE SCORES
Oldest	Youngest
62	62
80	67
70	62
56	66
86	71
79	63
68	64
67	64
62	73
74	71
68	70
69	67
62	63
62	69
97	68
90	62
74	70
75	76
82	72
70	64
72	69
62	72
61	68
58	69
77	68
70	65
57	65
89	63
77	71
79	66
97	61
66	74
90	81

The appropriate test for this problem is:

t test for one sample

t test for dependent samples

t test for independent samples

The obtained statistic is:

t = - 2.48

t = 2.48

t = - 4.28

t = 4.28

The associated p value is:

.091

.019

.048

.084

Decision is:

reject the null hypothesis

retain the null hypothesis

Conclusion is:

youngest children tend to be less miserable than their oldest siblings

youngest children tend to be more miserable than their oldest siblings

both groups are equally miserable

no conclusion can be drawn

Answer 1