Mathematics, 04.05.2021 19:20 khushi91
A university has 30,180 students. In a random sample of 180 students, 12 speak three or more languages.
Predict the number of students at the university who speak three or more languages.
The expected number of students at the university who speak three or more languages is
Answers: 3
Mathematics, 21.06.2019 19:00
An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .
Answers: 1
Mathematics, 21.06.2019 22:30
Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.
Answers: 1
A university has 30,180 students. In a random sample of 180 students, 12 speak three or more languag...
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