AB has endpoints at A2, 6) and B(68). B
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What are the coordinates of the midpoint
Enter your answer as an ordered pattomated Rethis 42.53)
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AB has endpoints at A(2,6) and B(6,8). What are the coordinates of the midpoint?

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.