Mathematics, 29.06.2021 21:40 123jefe
A survey conducted by the American Automobile Association (AAA) showed that a family of four spends an average of per day while on vacation. Suppose a sample of families of four vacationing at Niagara Falls resulted in a sample mean of per day and a sample standard deviation of . a. Develop a confidence interval estimate of the mean amount spent per day by a family of four visiting Niagara Falls (to decimals). $ to $ b. Based on the confidence interval from part (a), does it appear that the population mean amount spent per day by families visiting Niagara Falls differs from the mean reported by the American Automobile Association
Answers: 3
Mathematics, 21.06.2019 17:30
What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4
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Mathematics, 21.06.2019 17:30
Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100
Answers: 3
Mathematics, 21.06.2019 18:30
If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.
Answers: 1
Mathematics, 21.06.2019 20:00
15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form
Answers: 1
A survey conducted by the American Automobile Association (AAA) showed that a family of four spends...
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