Flipping of coin problem, At the 0.10 level of

Flipping of coin problem

Assignment Help Basic Statistics

Reference no: EM1319748

A coin was flipped 60 times and came up heads 38 times.

a. At the 0.10 level of significance, is the coin biased toward heads? Show your decision rule and calculations.

b. Calculate a p-value and interpret it.

60 -38 = 0.633 Z.10 = 1.281

P (less than or equal to 2.576) = 0.9950

1 - 0.9950 = 0.00499

Confidence interval - proportion
	99%	confidence level
	0.633333333	proportion
	60	n
	2.576	z
	0.160	half-width
	0.794	upper confidence limit
	0.473	lower confidence limit

Reference no: EM1319748

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