The speeds (in miles per hour) of 25 sports cars are given Table 1 below Table 1 84.5 72.0 93.5 106.0 61.5 87.0 71.5 52.5 98.5 59.5 60.5 78.5 31.5 55.0 82.0 93.5 37.5 66.0 70.0 83.5 46.5 116.5 64.5 74.5 99.5 1.1.Construct a grouped frequency distribution of the above data using a class width of 18.0 miles per hour. Let 30.0 miles per hour be the lower limit of the initial class. 1.2.Draw an OGIVE curve depicting the grouped data in 1.1 1.3.Calculate the mid-40% range. 1.4.Calculate the coefficient of variation and interpret the value obtained

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The speeds (in miles per hour) of 25 sports cars are given Table 1 below

Table 1

84.5 72.0 93.5 106.0 61.5

87.0 71.5 52.5 98.5 59.5

60.5 78.5 31.5 55.0 82.0

93.5 37.5 66.0 70.0 83.5

46.5 116.5 64.5 74.5 99.5

1.1.Construct a grouped frequency distribution of the above data using a class width of 18.0 miles per hour. Let 30.0

miles per hour be the lower limit of the initial class.

1.2.Draw an OGIVE curve depicting the grouped data in 1.1

1.3.Calculate the mid-40% range.

1.4.Calculate the coefficient of variation and interpret the value obtained.

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