A simple random sample of 48 is selected from a population. In a simple meaning, 25% of the population in the center deviation is equal to eight. Round answers to two decimal places.
a) Mean = 6.00, Standard Deviation = 1.00
b) Mean = 6.25, Standard Deviation = 1.50
c) Mean = 6.50, Standard Deviation = 1.75
d) Mean = 6.75, Standard Deviation = 2.00

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