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Question
which of the following does not describe the standard normal distribution? choose the correct answer below. a. the graph is symmetric. b. the graph is uniform. c. the total area under the curve must equal 1. d. it is a normal distribution with a mean of 0 and a standard deviation of 1
The standard normal distribution is a bell - shaped curve, which is symmetric about the mean (mean = 0), has a total area under the curve equal to 1, and has a mean of 0 and standard deviation of 1. A uniform distribution has a constant probability density over an interval, which is not the case for the standard normal distribution.
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B. The graph is uniform