Question 13 The tar content in 30 samples of cigar tobacco follows: 1.542 1.585 1.532 1.466 1.499 1.611 1.622 1.466 1.546 1.494 1.548 1.626 1.440 1.608 1.520 1.478 1.542 1.511 1.459 1.533 1.532 1.523 1.397 1.487 1.598 1.498 1.600 1.504 1.545 1.558 Find the lower bound on a 99% CI on the mean tar content. Ans to 2 decimal places.

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