exam
Maths Puzzle
Numerical Ability
problem needs to be simplified completely
1 2x - 3 5
--- - ------ + ---
2 3x2 6x
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exam Other Question
A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the
coin biased toward heads? Show your decision rule and calculations. (b) Calculate a p-value and
interpret it.
9A + 6B + 4A - 7B =