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Mathematics, 19.03.2020 09:09 itscheesycheedar

A new post-surgical treatment was compared with a standard treatment. Seven subjects received the new treatment, while seven others (the controls) received the standard treatment. The recovery times, in days, are given below.

Treatment 12 13 15 19 20 21 24
Control 18 23 24 30 32 35 39

Can you conclude that the mean recovery time for those receiving the new treatment is less than the mean for those receiving the standard treatment?

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