Est. Length. BigDeal Real Estate surveyed prices per square foot in the valley and foothills of Hoke-a-mo, Utah. Based on BD's DATA, are prices per square foot equal at a = 0.01? 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 lie in the area of rejection. Reject the null hypothesis. The prices per square foot are not equal at alpha = .01 The critical value is 2.977 since this is a two-tail scenario. The test statistic is 1.513. Since the test statistic