A researcher examines the influence of marital counseling on individuals' romantic relationship satisfaction. One group of 20 married individuals participates in marriage counseling, while a second group of 20 married individuals receives no counseling. After 2 months, each participant reports on their relationship satisfaction. For the participants receiving counseling, their mean satisfaction was 4.5. The mean satisfaction for participants who received no counseling was 6.8. The pooled variance was 28.
What is the Cohen's d for this example?
Be sure to round to two decimal places for each calculation step.

Afull irb committee meeting is convened and one agenda item is a new research proposal to evaluate how mothers interact with their learning-disabled child. the inclusion criteria require the children to be a minimum of five years of age. the protocol requires the mother of the child to look at the child without any expression and not to talk to the child for three minutes. the committee determined that the mother's required task may upset the child. the irb approved the study with appropriate language in the parental permission form regarding the possibility that children might become upset. after the start of the study, the principal investigator reports to the irb that, as expected, one of the children became upset. the incident was handled according to the protocol and the child is fine. what should the irb do with regard to this report?

Heidi is a student of psychology at the university of arizona. she is currently involved in a research project to test the effects of sexual dominance on motherhood. heidi is most likely applying which psychological approach? humanism feminism behaviorism structuralism

Use statistics below to create a graph titled businesses in the united states, 1997-2003. use information from your graph and from figure 3.1 on page 71 to write a generalization about businesses in america free enterprise system.