The distribution of household incomes in a particular state has a mean of $57,200 and a standard deviation of $45,500. Based on this, is it reasonable to think the incomes in this state are approximately normally distributed?

23. public and private investment in infrastructure include all of the following except a) worker knowledge and skill development b) telecommunication systems, internet provider systems, and power distribution systems c) highways, transit systems, airports, harbors, and educational facilities d) fire departments, police departments, and public safety systems e) water systems, wastewater treatment systems, and navigational systems

Select each of the paced steps below. define the problem. conduct an internet search for information. list the alternatives. select the criteria. evaluate the alternatives. make a decision. evaluate the decision.

Arectangle is removed from a right triangle to create the shaded region shown below. find the area of the shaded region.be sure to include the correct unit in your answer.14 mmm² mxlal? 4m3m