Mathematics, 28.02.2021 05:00, kathiaflores1215
A bag contains 5 red marbles, 7 white marbles, and 7 blue marbles. You draw 4 marbles out at random, without replacement. Round your answers to 4 decimal places as needed. [What is the probability that all the marbles are red?] What is the probability that exactly two of the marbles are red? What is the probability that none of the marbles are red? I figured out the first one, I just cant figure out the other two.
Answers: 2
Mathematics, 21.06.2019 16:30, unicornpoop54
Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.
Answers: 1
Mathematics, 21.06.2019 17:50, domiyisthom
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 22:30, noathequeen
James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?
Answers: 1
A bag contains 5 red marbles, 7 white marbles, and 7 blue marbles. You draw 4 marbles out at random,...
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