zalacha, Erkut, Coll, Alarcon, Fields, and Ceder in 2003 investigated the resear
ID: 3437852 • Letter: Z
Question
zalacha, Erkut, Coll, Alarcon, Fields, and Ceder in 2003 investigated the research hypothesis that Puerto Rican children in the US who report or perceive discrimination will have more mental health problems and higher school-related stress than Puerto Rican children who do not perceive discrimination. The researchers presented the table below with scores on the Reynolds Child Depression Scale (RCDS).
Perceived Discrimination
Yes (n = 36)
No (n = 255)
Variable
m
SD
m
SD
t (289)
RCDS
1.90
.51
1.71
.44
2.39*
Note: *p < .05
What type of t test was used to analyze these data ?
dependent samples t test
one sample t test
t test for the Pearson correlation coefficient
two independent samples t test
Perceived Discrimination
Yes (n = 36)
No (n = 255)
Variable
m
SD
m
SD
t (289)
RCDS
1.90
.51
1.71
.44
2.39*
Explanation / Answer
t test for two independent samples should be used to analyze the research hypothesis that Puerto Rican children in the US who report or perceive discrimination will have more mental health problems and higher school-related stress than Puerto Rican children who do not perceive discrimination.
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