Which one of the following is defined as a bell-shaped frequency distribution that is defined by its average and its standard deviation?

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Quizplus · Accepted Answer

A normal distribution is a bell-shaped frequency distribution that is defined by its average (mean) and standard deviation. It is commonly used in statistical analysis and assumes that data is evenly distributed around the mean. Other options listed, such as arithmetic average return and variance, are not specific to a normal distribution.

Which One of the Following Is Defined as a Bell-Shaped