You need to buy some chicken for dinner tonight. You found an ad showing that the store across town has it on sale for $2.79 a pound, which is cheaper than your usual neighborhood store, which sells it for $3.29 a pound. Is it worth the extra drive? First, determine what information you need to answer this question, then click here to display that info (along with other info). How much chicken will you be buying? 7 pounds How much far are the two stores? My neighborhood store is 2.4 miles away, and takes about 8 minutes. The store across town is 8.2 miles away, and takes about 26 minutes. How kind of mileage does your car get? It averages about 26 miles per gallon in the city. How many gallons does your car hold? About 15 gallons How much is gas? About $3.71/gallon right now

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Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.