Assignment 3.1 Normal Distribution

Assignment 3.1 Normal Distribution - A normal distribution...

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A normal distribution is a probability distribution when this normal distribution is defined by a function or table that links each outcome of an experiment with its probability of occurrence. In a normal distribution, the percentage of the area under a normal curve between µ - σ and µ + σ is 68% In a normal distribution, the percentage of the area under a normal curve between µ - σ and µ + 2σ is 81.5% The highest control limit will be placed at and µ + 3σ which will be at 14 minutes. To calculate the amount of standard deviations from the mean we use the formula Z = X µ σ , where Z is the amount of standard deviations away from the mean. In this particular case, the
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