Cluster analysis is which of the following? a) a technique for grouping people so that groups are as far from the centroid as possible b) a technique for grouping people so that those in the same group are more like one another compared with those in other groups c) a technique for grouping people so that those in the same group are different from one another compared with those in other groups d) a technique for grouping people so that groups are most similar to one another

Paige is a shy 15 year old who tries to avoid social encounters as much as possible. compared with her outgoing, socially confident friend krista, who is also 15, paige is

Correct the sentence alice who lived next door goed to a different school

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a researcher conducts a comparison of the comments made in a publicly available blog and the blogger's comments on a similar topic in a weekly magazine. undergraduate students in a field methods class are assigned a research question and asked to interview another classmate, to be followed by a class discussion on interview techniques. a cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors. a researcher sets up a meeting with the superintendent of a large and diverse public school system to get data about the ethnic composition of the school system and the number of students receiving free lunches.