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2021»20th

Tour of Qinghai Lake

(2.2)
2021»Stage 4»GuideLongyangxia(100.5km)

Regression line on weight and result

With regression analysis we can check if there is a relationship between a dependent (also called outcome variable) and an independent variable. In this statistic, the relationship between the weight of a rider and the result (outcome) is investigated.

The formula for the regression line on the riders in the result is as follows:

result = 8.1 * weight - 518

This means that on average for every extra kilogram weight a rider loses 8.1 positions in the result.
Wang
10
65 kg
Leung
75
73 kg
Weight (KG) →
Result →
73
65
10
75
#RiderWeight (KG)
10 WANG Zhen65
75 LEUNG Chun Wing73