he mean for the high-quality group is with a standard deviation of 94.6, while the mean for the low-quality group is with a standard deviation of 49.4. What is the difference in means,

Darren earned $663.26 in net pay for working 38 hours. he paid $118.51 in federal and state income taxes, and $64.75 in fica taxes. what was darren's hourly wage? question options: $17.45 $19.16 $20.57 $22.28