Mathematics, 17.10.2019 01:20 jasminelynn135owmyj1
Astudy indicates that 18- to 24- year olds spend a mean of 140 minutes watching video on their smartphones per month. assume that the amount of time watching video on a smartphone per month is normally distributed and that the standard deviation is 15 minutes. complete parts (a) through (d) below. a. what is the probability that an 18- to 24-year-old spends less than 120 minutes watching video on his or her smartphone per month? the probability that an 18- to 24-year-old spends less than 120 minutes watching video on his or her smartphone per month is nothing. (round to four decimal places as needed.)
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Mathematics, 21.06.2019 19:50
The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?
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Mathematics, 21.06.2019 20:00
Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?
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Mathematics, 21.06.2019 21:00
Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your
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Mathematics, 21.06.2019 21:50
In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?
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Astudy indicates that 18- to 24- year olds spend a mean of 140 minutes watching video on their smart...
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