Question: 2. A random sample of size 30 from a normal population yields x = 55 and s =4. The lower bound of a 95 percent

2. A random sample of size 30 from a normal population

2. A random sample of size 30 from a normal population yields x = 55 and s =4. The lower bound of a 95 percent confidence interval is (Round off upto 2 decimal places). Sol

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