Answer Happy

A biologist is interested in comparing the size of blue
crabs in two river basins: Stono and Cooper River. She
collects samples from both rivers. Before she can
compare the means, she wants to test whether the
variances from each population can be assumed equal.
Perform this hypothesis test at 𝛼 = 0.10.
RiverWeight (g)Cooper River531.4Cooper River632.2Cooper
River473.8Cooper River725Cooper River704.3Cooper River519.2Cooper
River310.5Cooper River938.8Cooper River740.2Cooper River784.3Cooper
River392.8Cooper River655.4Cooper River788.6Cooper River722.6Cooper
River380Cooper River954.8Cooper River663.2Cooper River940.7Cooper
River707.6Cooper River552.2Cooper River919.7Cooper River697.2Cooper
River443Cooper River847.5Cooper River580.6Cooper River859.7Cooper
River711.8Cooper River783.1Cooper River656.8Cooper River969.8Cooper
River747.4Cooper River657.6Cooper River808.9Cooper River852.5Cooper
River766.7Stono River561.2Stono River897.1Stono River724.6Stono
River608.3Stono River853.4Stono River1022.8Stono River744.8Stono
River795.8Stono River803.6Stono River500.4Stono River626.7Stono
River854.6Stono River877.5Stono River822.7Stono River1020.5Stono
River1116.4Stono River975.4Stono River977.5Stono River393.9Stono
River539.8Stono River1002.1Stono River702.8Stono River355.1Stono
River644.5Stono River870.4Stono River883.6Stono River557.4Stono
River786.4Stono River567.8Stono River603.5Stono River1048.6Stono
River672.2