A families value group claims that the average cost for a family of four to attend a Major League Baseball game is not equal ()to $172.

1.          A families value group claims that the average cost for a family of four to attend a Major League Baseball game is not equal (≠)to $172. A random sample of 22 families reported an average cost of $189.34, with a sample standard deviation of $33. 65. Use α = 0.10.