Mathematics, 14.12.2020 04:10 shelbyp2003
A market researcher wants to estimate the unknown proportion of Americans who use foreign cars. On the basis of a sample 75 residents in a big residential area, it appears that the point estimate of the proportion of residents with a foreign car is 0.45. An estimate of the standard error of this point estimate is
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A market researcher wants to estimate the unknown proportion of Americans who use foreign cars. On t...
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