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 19:00, phelanpearson3995
The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse
Answers: 1
Mathematics, 21.06.2019 22:00, gerardoblk5931
Question 10 of 211 pointuse the elimination method to solve the system of equations. choose thecorrect ordered pair.10x +2y = 643x - 4y = -36a. (4,12)b. (-3, 11)c. (2,10)d. (-5, 8)
Answers: 1
Mathematics, 21.06.2019 23:30, puppylover72
Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 46, 19, 38, 27, 12, 38, 51 minimum maximum median upper quartile lower quartile
Answers: 1
Amarketing firm for cobra auto security systems mailed out a survey to 35% of the households in new...
Mathematics, 30.06.2019 02:00