Difficult# Males/Females ACT

APSTAT-61HDF4

Suppose a two-sample T-test hypothesizes that Ho: ${ u }_{ 1 }= { u }_{ 2 }$ vs. Ha: ${ u }_{ 1 }>{ u }_{ 2 }$

Let ${ u }_{ 1 }$= the ACT score of all males in the U.S.

Let ${ u }_{ 1 }$= the ACT score of all females in the U.S.

The two-sample T-test gives a p-value of $0.013$.

When testing at the $5\%$ level, one can conclude that