I need help pls
my teacher doesn't help..
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Answers: 3
Mathematics, 21.06.2019 19:40
The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол
Answers: 1
Mathematics, 21.06.2019 21:30
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?
Answers: 1
Mathematics, 21.06.2019 23:00
What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?
Answers: 1
Mathematics, 22.06.2019 00:30
Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.
Answers: 1
Mathematics, 28.05.2020 05:03
Social Studies, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03
Engineering, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03
Mathematics, 28.05.2020 05:03