Question: 20 Calculate the pooled variance for the following samples: sample 1, n= 73 with a sample variance = 68. Sample 2, n= 75 with a

20 Calculate the pooled variance for the following samples: sample 1, n= 73 with a sample variance = 68. Sample 2, n= 75 with a sample variance =89. Be sure to round to the second decimal place

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