Social Studies, 06.08.2021 18:30 ray2220

Destiny would like to conduct an experiment to determine whether relaxation techniques can help reduce test anxiety in middle school children who have been identified as being high in test anxiety. She obtains a sample of children who were failing math and randomly assigns half to learn relaxation techniques and half to a control group who learned no relaxation techniques. After six months, she measures their performance on a standardized math test. Suppose Destiny obtains the following printout of information: GROUP N M SD
Experiment 10 550 85
Control 10 160 107
t = 9.00 df = 18 p= 0.001

What decision should Destiny make?

a. The results are significant children who learn relaxation techniques perform better in math than children in the control group.
b. The results are significant children who learn relaxation techniques do not perform better in math than the control group.
c. The results are not significant; children who learn relaxation techniques perform better in math than children in the control group.
d. The results are not significant; children who leam relaxation techniques do not perform better in math than the control group.

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