Mathematics, 21.04.2020 15:29, aide1234564

"A recent study examined the relationship of football and concussions on hippocampus volume in the brain. The study included a control group (n = 25) who had never played football and a group (n = 50) who had played the game. The researchers want to estimate the difference in the mean brain size in people who have never played football versus people who have played."

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"A recent study examined the relationship of football and concussions on hippocampus volume in the b...