Question: Two Sample t-test for Population Means - Sigmas Unknown- Raw Data 1. Enter Data on blue cells only. Sample 1 mean x1 = 239913.955 Sample

Two Sample t-test for Population Means - Sigmas Unknown- Raw Data 1. Enter Data on blue cells only. Sample 1 mean x1 = 239913.955 Sample 2 mean x2 = 174653.350 Sample 1 Standard Dev. s1 = 102357.585 Sample 2 Standard Dev. s2 = 78836.347 Sample 1 size n1 = 988 Sample 2 size n2 = 740 Mean Difference Md = 1 -2 0 Confidence Level (1-) Significance Level 0.050 95.0% 2. Select Variance Use Variances Not Equal Variances 2 are Not Equal << click to Use drop down me

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