Mathematics, 17.11.2020 05:40 Kode74651

Since an instant replay system for tennis was introduced at a major tournament, men challenged 1401 referee calls with the results that 422 of the calls were overturned. women challenged 764 referee calls, and 228 of the calls were overturned. use a 0.01 significant level to test the claim that men and women have equal success in challenging calls.

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