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QUESTION
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.
- 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?
