a coin is tosssd 4 times with the results noted each after each toss.  find P (result has the same number of heads and tails) write down the steps as exactly what I should type in the calculator

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A:

Q: M

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Q: = 3.5 to z = 4. = 4 to z = 4.5.

A: Given that: The function f(x) = - 3 x 3 .