Rocky Rococo found a correlation of .001 between the amount of pizza a person consumed in a year and the number of Italian phrases the person could correctly translate into English. From this, he should conclude
A) to accept the null hypothesis.
B) to reject the null hypothesis.
C) there is a strong positive relationship between the variables.
D) there is a strong negative relationship between the variables.
E) B and D only.
Which example is NOT a reason that social scientists sometimes question the existence of IRBs?
A) IRBs are more fit to establish ethical guidelines for qualitative than quantitative research.
B) IRBs sometimes overstep intended purpose and limits.
C) IRBs can impede the search for answers to social problems.
D) IRBs help to mitigate risk of physical or emotional injury to research subjects.
Professor Rodriguez found a strong positive relationship between the number of extra-curricular activities in high school and occupational success as an adult.
She then controlled for the respondents' family class background upon beginning high school and the relationship vanished. In the elaboration paradigm, this is called
A) a replication pattern.
B) a specification pattern.
C) an interpretation pattern.
D) an explanation pattern.
E) ex post facto hypothesizing.