Inference about population proportion

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Reference no: EM13100343

Spinning a coin, unlike tossing it, may not give heads and tails equal probabilities. I spun a penny 200 times and got 83 heads. How significant is this evidence against equal probabilities?

Use the following four step process:

STATE: What is the practical question that requires estimating a parameter?

PLAN: Identify the parameter, choose a level of confidence, and select the type of confidence interval that fits your situation.

SOLVE: Carry out the work in 2 phases:

1. Check the conditions for the interval you plan to use.

2. Calculate the confidence interval.

Reference no: EM13100343

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