Big Deal Real Estate surveyed prices per square foot in the valley and foothills of Hoke-a-mo, Utah. Based on BD's DATA (below), are prices per square foot equal at = 0.01

a) The critical value is 2.977 since this is a two tail scenario. The test statistic is 3.207. Since the test statistic > the critical value, the test statistic does lie in the area of rejection. Reject the null hypothesis. The prices per square foot are not equal at alpha= .01

b) The critical value is 2.977 since this is a two tail scenario. The test statistic is 2.239. Since the test statistic < the critical value, the test statistic does not lie in the area of rejection. Do not reject the null hypothesis. The prices per square foot are equal at alpha= .01

c) The critical value is 2.977 since this is a two tail scenario. The test statistic is 1.936. Since the test statistic < the critical value, the test statistic does not lie in the area of rejection. Do not reject the null hypothesis. The prices per square foot are equal at alpha= .01

d) The critical value is 2.977 since this is a two tail scenario. The test statistic is 1.513. Since the test statistic < the critical value, the test statistic does not lie in the area of rejection. Do not reject the null hypothesis. The prices per square foot are equal at alpha= .01

Valley:

109

116

106

157

147

105

173

153

137

110

Foothills:

75

154

156

105

215

130

219

193

147

169