State In State State In State

Alabama 10,539 Montana 6,920

Alaska 7,440 Nebraska 8,270

Arizona 11,220 Nevada 5,663

Arkansas 8,550 New Hampshire 16,070

California 9,680 New Jersey 13,870

Colorado 10,800 New Mexico 6,920

Connecticut 12,390 New York 7,940

Delaware 12,270 N. Carolina 7,380

Florida 6,360 N.Dakota 8,200

Georgia 8,570 ohio 10,510

Hawaii 10,660 Oklahoma 8,460

Idaho 7,250 oregon 10,360

Illinois 13,620 Pennsylvania 14,440

Indiana 9,360 Rhode Island 12,230

Iowa 8,760 s.carolina 12,610

Kansas 9,230 S.Dakota 8,450

Kentucky 10,300 Tennessee 9,790

Louisiana 9,300 Texas 9,840

Maine 9,970 Utah 6,790

Maryland 9,580 Vermont 16,040

Massachusetts 12,730 Virginia 12,820

Michigan 12,930 washington 9,480

Minnesota 11,300 w.virginia 7,890

Mississippi 8,870 Wisconsin 8,960

Missouri 8,870 Wyoming 5,220

Mean is ?=9989.04 Standard Deviation is ?= 2465.8264

1)The standard deviation is known to be $3,500 for college tuition, complete the following hypothesis test for that the standard deviation of college tuition is not equal to $3,500 using a 0.05 level of significance.

a) State the null and alternate hypothesis:

b)Find the critical values:Alpha ______d.f ________= _________= _______

c) Find the test statistic

d)Complete the diagram, by inserting the chi-square left and right values and the lines to indicate the 2 reject regions and the do not reject region. Also include the reject and do not reject labels, and the chi-square values below the graph.