Reference no: EM132152146
Dr. Heather predicts that yoga will effect attention as reflected on the ACME Attention Test. The population mean on the ACME Attention Tests is 73.8. After administering this test to a sample who had just completed a 30 minute yoga session, the researcher obtains the following scores:
76, 87, 73, 82, 87, 76, 98, 76, 95, 35, 78, 65
a. Compute the t obtained
b. with an a = .05, what is the tcrit
c. What should Dr. Heather conclude about the impact of yoga on attention?
d. Compute the confidence intervals for the u