组统计量[size=9.0000pt] | |||||
| [size=10.0000pt] | Retailer[size=9.0000pt] | [size=9.0000pt]N[size=9.0000pt] | 均值[size=9.0000pt] | 标准差[size=9.0000pt] | 均值的标准误[size=9.0000pt] |
| Price[size=9.0000pt] | Amazon[size=9.0000pt] | 30[size=9.0000pt] | 822.3080[size=9.0000pt] | 396.60321[size=9.0000pt] | 72.40951[size=9.0000pt] |
| [size=9.0000pt] | BestBuy Online[size=9.0000pt] | 30[size=9.0000pt] | 847.4570[size=9.0000pt] | 420.20326[size=9.0000pt] | 76.71827 |
独立样本检验[size=9.0000pt] | |||||||
[size=10.0000pt] | 方差方程的 Levene 检验[size=9.0000pt] | 均值方程的 t 检验[size=9.0000pt] | |||||
| [size=9.0000pt] | [size=9.0000pt]F[size=9.0000pt] | Sig.[size=9.0000pt] | [size=9.0000pt]t[size=9.0000pt] | df[size=9.0000pt] | Sig.(双侧)[size=9.0000pt] | 均值差值[size=9.0000pt] | |
| Price[size=9.0000pt] | 假设方差相等[size=9.0000pt] | .167[size=9.0000pt] | .684[size=9.0000pt] | -.238[size=9.0000pt] | 58[size=9.0000pt] | .812[size=9.0000pt] | -25.14900[size=9.0000pt] |
| [size=9.0000pt] | 假设方差不相等[size=9.0000pt] | [size=10.0000pt] | [size=10.0000pt] | -.238[size=9.0000pt] | 57.807[size=9.0000pt] | .812[size=9.0000pt] | -25.14900 |
独立样本检验[size=9.0000pt] | ||||
[size=10.0000pt] | 均值方程的 t 检验[size=9.0000pt] | |||
| [size=9.0000pt] | 标准误差值[size=9.0000pt] | 差分的 95% 置信区间[size=9.0000pt] | ||
| [size=10.0000pt] | [size=10.0000pt] | 下限[size=9.0000pt] | 上限[size=9.0000pt] | |
| Price[size=9.0000pt] | 假设方差相等[size=9.0000pt] | 105.49327[size=9.0000pt] | -236.31672[size=9.0000pt] | 186.01872[size=9.0000pt] |
| [size=9.0000pt] | 假设方差不相等[size=9.0000pt] | 105.49327[size=9.0000pt] | -236.33171[size=9.0000pt] | 186.03371[size=9.0000pt] |


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