Mathematics, 03.03.2022 01:20, mwms2018sg
It's believed that as many as 21% of adults over 50 never graduate from high school we wish to see if this percentage is the same among the 25 to 30 age group.
a. How many of this younger age group must be surveyed in order to estimate the proportions of non grades to within 10% in 90% confidence?
b. Suppose we want to cut the margin of error to 3% what is the necessary sample size?
c. What symbolizes would produce a margin of error of 2%?
Answers: 3
Mathematics, 21.06.2019 16:00, 710jonathan
Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.
Answers: 1
Mathematics, 21.06.2019 18:30, latinotimo7643
Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function
Answers: 3
Mathematics, 21.06.2019 21:30, kimlyn58p0wyn0
The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?
Answers: 1
Mathematics, 21.06.2019 21:30, KiemaBear
One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?
Answers: 1
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