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  • 06-06-2023
  • Mathematics
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1Q scores measured on a certain scale are normally distributed with a mean of 200 and a standard deviation of 10. If 6 people are randomly selected, find the probabitity that their mean 1Q is more than 197. a. 0.2312 b. 0.7688 c. 0.3821
d. 0.6179 e. 0.9641 f. impossible to determine

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