Mathematics, 28.05.2021 01:00, xxtonixwilsonxx
An economist, an expert in the study of sales and production of goods and services, is interested in studying the average amount of money people spend, each month, on entertainment. For example, he wants to know how much people spend, each month, going to the movies, attending a concert, etc. His assistant conducted a poll of 500 randomly selected people across the country. He found a 95% confidence interval: $72 to $198. From this confidence interval the assistant concluded that people spend an average of $200 a month on entertainment. Is this a reasonable conclusion and why
Answers: 2
Mathematics, 21.06.2019 14:10, jessicapbailey52
Which linear equations have an infinite number of solutions? check all that apply. (x – 3/7) = 2/7(3/2x – 9/14)8(x + 2) = 5x – 1412.3x – 18 = 3(–6 + 4.1x)(6x + 10) = 7(x – 2)4.2x – 3.5 = 2.1 (5x + 8)
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Mathematics, 21.06.2019 17:00, MustafaEtroshi
Find dy/dx using implicit differentiation ln(20+e^xy)=y
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Mathematics, 21.06.2019 17:30, liquidmana42
When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3
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Mathematics, 21.06.2019 19:00, fatherbamboo
What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?
Answers: 1
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