Doubt mock qualifier quetion 13

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Arka Das

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Nov 21, 2020, 10:20:30 AM11/21/20
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Arka Das

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Nov 21, 2020, 10:21:53 AM11/21/20
to Discussion forum for Statistics for Data Science I, Arka Das
should not the average in this equation be 45 and 50 instead of 48 and 48...

Statistics 1 Support 1

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Nov 21, 2020, 11:18:48 AM11/21/20
to Discussion forum for Statistics for Data Science I, Arka Das
Hello, 
45n1+ 50n2= 48n1+48n2 since the mean of sections A and B is 48. So, both are correct.

Thanks & Regards,
Ram,
Course Support Team

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