A Developmental Psychologist Comparing Infants of Three Different Temperaments on Their

Essay

A developmental psychologist comparing infants of three different temperaments on their ability to recognize faces found that the scores for the infants with Temperament I were 577,131,and 629; the scores for the infants with Temperament II were 508,483,and 220; and the scores for the infants with Temperament III were 1907,1104,and 1569.
a.Conduct a standard one-way analysis of variance,but with ranks instead of recognition scores.Using the .05 level,do these results suggest that among infants in general,these kinds of temperaments make a difference in ability to recognize faces?
b.Explain and justify your analysis to a person who is familiar with the one-way analysis of variance,but not with rank-order procedures or the issues associated with them.