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The National Health Service is writing a report that collates 80 independent studies that each provide a 95% confidence interval for the mean time spent by patients in the A & E department. (a) Of the 80 reported intervals, how many would you expect to contain the true mean time spent in A & E? (b) After summarising the studies, the report gives an overall 95% confidence interval of (194, 215) minutes for the true mean. A statement in the report says: " There is a 95% probability that the mean time spent by patients in an A & E department is between 194 and 215 minutes." Do you agree with this statement: (No answer given) +