### Define and write characteristics of normal probablity curve

Assignment Help Basic Statistics
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Define and mention characteristics of normal probablity curve,Distinguish a group of 500 people into three groups assuming that the attribute of grouping is normally distributed. In a statistic class, 10 scores were randomly selected with the following results were obtained: 74, 73, 77, 77, 71, 68, 65, 77, 67, and 66. What is the third quartile?

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