Mathematics, 14.04.2020 23:56 monk68
In a survey of eating habits, 3800 national adults were selected randomly and contacted by telephone. Respondents were asked, "Typically, how many times per week do you purchase food at a fast-food restaurant or convenience store?" On average, those surveyed purchased food at a fast-food restaurant or convenience store 2.4 times per week.
Which of the following is true with respect to this scenario?
a.) 3800 is the size of the population being studied
b.) 2.4 is a parameter, and represents an estimate of the unknown value of a statistic of interest
c.) 2.4 is a statistic and represents an estimate of the unknown value of a parameter of interest.
d.) None of the above
Answers: 3
Mathematics, 21.06.2019 15:30
Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100
Answers: 3
Mathematics, 21.06.2019 16:00
Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles
Answers: 1
In a survey of eating habits, 3800 national adults were selected randomly and contacted by telephone...
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