Mathematics, 19.11.2019 05:31 princessdriayp6a2o8
Arecent drug survey showed an increase in the use of drugs and alcohol among local high school seniors as compared to the national percent. suppose that a survey of 100 local seniors and 100 national seniors is conducted to see if the proportion of drug and alcohol use is higher locally than nationally. locally, 69 seniors reported using drugs or alcohol within the past month, while 60 national seniors reported using them. conduct a hypothesis test at the 5% level of significance.
Answers: 3
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
Arecent drug survey showed an increase in the use of drugs and alcohol among local high school senio...
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