The union for a particular industry has determined that the standard deviation of the daily wages of its workers is $21. a random sample of 150 workers in this industry has a mean daily wage of $123. find a 99% confidence interval for the true mean daily wage of all union workers in the industry.

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice