Suppose That for a Set of Numeric Data, Where the Numbers

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Suppose that for a set of numeric data, where the numbers are not all different, the standard deviation is less than 1.0.Then it must be true that For questions 39-40, refer to the information below and the scatterplots of observed species and pH.The data is from 15 tributaries of Millers River in north-central Massachusetts, presenting the number of fish species vs.the mean pH level of the stream in 1983.