A researcher collects 25 data points that yield a mean of 8.164 and a standard deviation (based on N - 1) of 2.237.If the researcher is comparing the sample to a population mean of 9.2, what is the value of the test statistic?
A) 0.447
B) -1.036
C) -2.316
D) -2.339
Correct Answer:
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