Question: A random sample of size n=19 is drawn from a normal distribution for which 2 =12.0. In what range are we likely to find the

A random sample of size n=19 is drawn from a normal distribution for which σ2 =12.0. In what range are we likely to find the sample variance, s²? Answer the question by finding two numbers a and b such that

P(a ≤ S² ≤ b) = 0.95

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