Test the Claim That $\mu _ { \mathrm { d } } \neq$

Essay

Test the claim that $\mu _ { \mathrm { d } } \neq$ using the sample statistics below. Assume the samples are random and dependent,
and the populations are normally distributed. Use $\alpha = 0.02$ Sample statistics: $\mathrm { n } = 13 , \overline { \mathrm { d } } = 1.1 , \mathrm {~s} _ { \mathrm { d } } = 5.3$