Peak Efficiency Levels (In %) for the Wind Turbines at Miner's

question 60

Multiple Choice

Peak efficiency levels (in %) for the wind turbines at Miner's Point are shown for a sample of 10 days in April.Calculate the z-score for the value 69.0

• A)-1.95
• B)2.05
• C)-1.79
• D)1.44
• E)-1.67

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