When we have very unequal sample variances, we should
a. check our work very carefully when we pool the variances.
b. not pool the variances.
c. average the variances, but not weight them with the degrees of freedom.
d. run some different analysis.
B
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Paul is trying to train his puppy, Cupcake. He yells "Bad dog!" whenever Cupcake fails to do what he wants. Paul seems to be using ____
a. operant conditioning b. classical conditioning c. social learning d. attitude polarization
The genetic blueprint children receive makes it likely that they will walk and utter their first words at about 1 year of age
a. True b. False Indicate whether the statement is true or false
Bobby, Peter, and Greg are working outside on their bikes when their father, Mike, accidentally slips on some axle grease and pulled the trigger of the nail gun he is carrying several times as he is falling. All four survive, but Bobby's hippocampus, Peter's amygdala, Greg's striatum, and Mike's hypothalamus are destroyed. Who will no longer be able to dance??
a. ?Bobby b. ?Peter c. ?Greg d. ?Mike
Xenophanes believed that:
a. religious and moral “truths” are innate b. if animals could convey their impression of gods, those gods would have animal characteristics c. using the techniques of inductive definition, objective truth can be ascertained d. the only way to arrive at truth is to introspect on the contents of the soul