67 The sample means fork sets of data with sample sizes m are Y Y Y Show that the overall saniple mean for the combined data set is Interpret as a weighted average of Y Interpret as a weighted averag...

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67 The sample means fork sets of data with sample sizes m are Y Y Y Show that the overall saniple mean for the combined data set is Interpret as a weighted average of Y Interpret as a weighted average of Y ...

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67 The sample means fork sets of data with sample sizes m are Y. Y...Y. Show that...

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Statistical Methods For The Social Sciences