Find the Standardized Test Statistic T for a Sample With \mathrm

Multiple Choice

Find the standardized test statistic t for a sample with $\mathrm { n } = 20 , \overline { \mathrm { x } } = 6.9 , \mathrm {~s} = 2.0 \text {, and } \alpha = 0.05 \text { if } \mathrm { H } _ { \mathrm { a } } : \mu < 7.3 \text {. Round }$ your answer to three decimal places.

A) -0.894
B) -0.872
C) -1.265
D) -1.233