7) IQ examination scores of 450 members of a club are normally distributed with a mean of 160 and SD of 10. How many of the members of the club have IQ scores between 152 and 182. a)O 450 b) O 152 c) O 348 d) O 182

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.