Mathematics, 21.02.2020 18:53 msdrake79
2. A Pew Research Council Poll recently showed that 23 percent of Americans are religiously unaffiliated. The poll contacted 35,071 adults by telephone. The margin of sampling error was plus or minus 0.6 (six-tenths) of a percentage point. Assume a 95 percent confidence level and no bias. The population for this sample survey is:
A) the 23 percent who said that they were religiously unaffiliated.
B) all households in the United States.
C) all adult residents of the United States.
D) the 35,071 people who answered the question.
Answers: 3
Mathematics, 21.06.2019 14:00
Cameron made 1 loaf of bread. his family ate 4/6 of the loaf of bread. how much of the loaf of bread remains? /
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Mathematics, 21.06.2019 14:30
Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.
Answers: 1
Mathematics, 21.06.2019 20:30
Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.
Answers: 2
2. A Pew Research Council Poll recently showed that 23 percent of Americans are religiously unaffili...
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