Mathematics, 20.09.2019 17:10 Legoman29305
Aresearcher wants to find out the average amount of money that united states (us) adults spent on gifts during november and december of the previous year. the researcher administers the survey to 1,000 randomly selected us adults from arizona, asking the question: "how much did you spend on gifts during november and december of last year? " the data collected showed that the mean number of dollars spent per adult was $154. which characteristic of the survey could have created unreliable data?
Answers: 3
Mathematics, 21.06.2019 17:00
How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21
Answers: 1
Mathematics, 21.06.2019 18:50
Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}
Answers: 3
Mathematics, 21.06.2019 20:50
These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?
Answers: 2
Mathematics, 21.06.2019 21:50
Which of the following equations is equivalent to x/3-6/x=1
Answers: 3
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