Drop down menu options: Chebyshev, about 99.7%, Empirical, at least 88.8889%, mo
ID: 3067644 • Letter: D
Question
Drop down menu options: Chebyshev, about 99.7%, Empirical, at least 88.8889%, mound-shaped symmetry, skewed right, about 95%, about 68%, skewed left, not enough information to determine %, at least 75%
Please explain steps. Thank You.
Engine Size Hwy Fuel Efficiency 34.2429 0.9535 34.0000 34.0000 7.9772 2.8774 0.0779 2.8774 2.8134 0.6520 tandard Error tandard Error tandard Deviation tandard Deviation le Variance le Variance -0.6958 0.0122 rtosis rtosis -0.9180 kewness -0.1733 1.6625 4-3480 19.0000 ximum ximum 47.0000 70.0000 70.0000 2.3019 27.7500 3.4528 41.2500 The U.S. Department of Energy's Fuel Economy Guide provides fuel efficiency data for cars and trucks. Use the excel output above to answer the following question. Please note that units are "miles per gallon" for highway fuel efficiency and "liters" for engine size The Engine Size data has a # distribution. Therefore, the rule predicts that | 4 of this data should lie between 0.9214 and 4.8334 litersExplanation / Answer
the engine size data has a mound shaped symmetry distribution (as skewness is nearly 0) .
therefore the empirircal rule predicts that 99.7% of this data should lie between 0.9214 and 4.8334
(as these values are 3 std deviatin from mean)
( please revert for any clarification required)
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