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quintinjerome
quintinjerome
03.02.2020 • 
Mathematics

() jenny heard that 35% of all us households own three or more cars. she decides to verify this fact for her statistics project. she walks around her block and stops at each house to ask how many cars they own. she calculated that 62% of the households on her block have three or more cars and concludes that 35% is an inaccurate statistic for all us households. which is most likely to be true about jenny’s research?

a. jenny’s sample was unbiased because she surveyed all households on her block.
b. jenny’s sample was unbiased because her percent was higher than 35%.
c. jenny’s sample was biased because she didn’t visit enough households in her neighborhood.
d. jenny’s sample was biased because it was not representative of all us households.

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