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Graphing Calculator Example
8.4 Observed Significance Levels: p-Values
In problems 1 – 3, use the given information to find the p-value:
1. Claim: µ < 36; Test Stat: z = -2.13
2. Claim: µ = 1.287; Test Stat: z = 2.89
3. Claim: µ < 15; Test Stat: z = 1.58