Evaluating percentage of households in town with cars

Assignment Help Basic Statistics

Reference no: EM1323060

Q1) Six hundred draws will be made at random with replacement from box [0, 0, 1]. Number of 1's among draws will be around _____ give or take _____ or so.

Q2) One thousand tickets are drawn at random without replacement from large box, and 651 of draws show a 1. Fraction of 1's in box is estimated as 65%. True of false, and describe: likely size of chance error in this estimate can be figured as follows-

Sqrt(1,000)*sqrt(0.65*0.35)≈15, (15/1,000)*100%=1.5%

Q3) Among sample households of 500, 121 had no car, 172 had one car, and 207 had two or more cars. Evaluate percentage of households in town with one or more cars; attach standard error to be evaluate. If this is no possible, describe why not.

Reference no: EM1323060

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