Its more of a religious reason... Hinduism believes that the soul and body are separate ... While some other religions believe that the soul and body are doubles ... if the body is hurt, the soul is hurt ...
DEFINITION of 'Confidence Interval'. A term used in inferential statistics that measures the probability that a population parameter will fall between two set values. The confidence interval can take any number of probabilities, with the most common being 95% or 99%. Next Up.
Given these inputs, the range of the confidence interval is defined by the sample statistic + margin of error. And the uncertainty associated with the confidence interval is specified by the confidence level. Often, the margin of error is not given; you must calculate it.