According to a Bureau of Labor Statistics, a worker in the U. S. spends on average 528 minutes a day on the job. Suppose the standard deviation of the time spent on the job is 36 minutes. What is the probability that a sample of 81 workers have a mean time more than 533 minutes?

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

The price of a lawn mower is x dollars. the store is having a 75% end of summer clearance sale. which expression can be used to find the clearance price of the mower? a) .25x b) .75x c) x - .25(75) d) x + .25(75)