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The following data represent exam scores in 3 statistics class taught using traditional lecture and a class taught using a ipped classroom. Complete parts (a)
The following data represent exam scores in 3 statistics class taught using traditional lecture and a class taught using a "ipped" classroom. Complete parts (a) through (c) below. Traditional 70.6 68.7 78.9 68.5 84.7 79.3 56.8 El- 81.6 81.4 70.4 64.3 69.4 59.6 Flipped 75.5 71.3 64.2 71.4 77.8 90.5 79.5 77.5 83.2 70.5 91.1 78.1 76.0 (3) Which course has more dispersion in exam scores using the range as the measure of dispersion? The traditional course has a range of , while the "flipped\" course has a range of . The L course has more dispersion. (Type integers or decimals. Do not round.) (b) Which course has more dispersion in exam scores using the sample standard deviation as the measure of dispersmn? The traditional course has a standard deviation of , while the "ipped" course has a standard deviation of . The 1" course has more dispersion. (Round to three decimal places as needed.) (c) Suppose the score of 59.6 in the traditional course was incorrectly recorded as 596. How does this affect he range? The range is now . (Type an integer or a decimal. Do not round.) How does this affect the standard deviation? The standard deviation is now . (Round to three decimal places as needed.) What property does this illustrate? O A. Both the range and the standard deviation are resistant. O B. The range is r95istant. but the standard deviation is not resistant. C) C. Neither the range nor the standard deviation is resistant C) D. The standard deviation is resistant, but the range is not resistant
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