Mathematics, 27.07.2019 05:00 maxdmontero
Amarketing firm for cobra auto security systems mailed out a survey to 35% of the households in new york city, washington dc, and chicago to determine the market for auto security systems. according to the respondents of the survey, 55% of the population uses public transportation and does not own an automobile. so, the marketing firm concluded that 55% of all americans use public transportation and do not own an automobile. which of the following statements is correct? a. this method of sampling is neither biased nor unbiased. b. this method of sampling can be considered both biased and unbiased. c. this method of sampling is biased. d. this method of sampling is unbiased.
Answers: 1
Mathematics, 21.06.2019 17:00
High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?
Answers: 1
Mathematics, 21.06.2019 22:20
Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .
Answers: 1
Mathematics, 22.06.2019 00:30
If it 8 inch candle burns at 7/10 inch per hour and a 6 inch candle burns at 1/5 inch per hour after how many hours would both candles be the same height
Answers: 1
Amarketing firm for cobra auto security systems mailed out a survey to 35% of the households in new...
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