The smallest values of a variable that would be grouped into a particular interval are ______.
a. real limits
b. real lower limits
c. real upper limits
d. grouped frequency distribution
b. real lower limits
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Typically, the norms and skills necessary for successful group work need to be taught
a. together with the content as skill builders. b. separately as skill builders and as lectures. c. separately as skill builders within a discussion format. d. separately as skill builders rather than as lectures.
In testing the mean of a sample, the sample mean 
is transformed into a ______ statistic in order to ______.
a. z; decide whether to set alpha at .05 or .01 b. t; determine the probability of a sample mean c. z; determine the critical values d. t; determine whether the distribution of sample means is normal
Where can you find the reason for the study being conducted?
a. Abstract b. Introduction c. Method d. Discussion
The teacher's job during class discussions is to
A) sit back and evaluate who is participating B) monitor and moderate C) make sure all students are getting the correct answer D) evaluate student participation