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Flip a coin 100 times and record your observations: The expected results would be 50 heads up and 50 tails up. I flipped the coin 100 times and...

Flip a coin 100 times and record your observations: The expected results would be 50 heads up and 50 tails up.

I flipped the coin 100 times and observed 60 heads up and 40 tails up.

  1. Calculate the chi-squared variable (X2) using the following equation. (Show your work)

X^2= ∑ (Observed Value - Expected Value)^ 2 /

Expected Value

2.Record the degrees of freedom

3.Determine the range of the p-value

4.Is the p-value greater or less than 0.05? Is there a statistically significant difference in the expected and observed results?

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