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Matching Quiz III
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Examine each of the following research situations and match with the approprate statistical procedure.

1


A researcher needs to visualize the general features of a data set as she gets to know the data.
2


Memory recall for control and experimental subjects is tested in a memory experiment and the researcher seeks to assess the strength of the effect of the treatment.
3


A random sample from a population is taken and an index is needed of the degree to which the sample mean estimates the population mean.
4


A difference between two means is obtained from an experiment and the researcher is asking whether the difference represents a true difference between population means.
5


A study is done to assess the degree of relationship between first and second exam scores for students in a large class.
Answer choices for questions 1 through 5
A)Calculate Cohen’s d.
B)Find the .95 confidence interval for the difference between means.
C)Calculate the estimated standard error of the mean.
D)Calculate a correlation coefficient.
E)Create a stem-and-leaf display.





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