The table summarizes the bike trip duration and distance traveled by city bikers in Helsinki. Biker's ID
Question:
Biker's ID Duration (sec) Distance (m)
10023 401 1747
10055 869 1447
10032 469 1772
10029 2406 7456
10009 1679 7120
10030 1262 5165
10017 335 1194
10003 11954 3651
10050 827 3120
10056 535 2070
10059 447 1418
10060 603 1404
10067 469 1272
a) create scatter diagram to visualize the relationship between mileage and price. The diagram must be labeled properly.
b) Describe the relationship and build the regression equation.
c) Interpret the meaning of a in the regression equation.
d) Interpret the meaning of b in the regression equation.
e) Compute the coefficient of correlation and interpret its meaning.
f) Compute the coefficient of determination and interpret its meaning.
g) At 0.01 level of significance, test whether there is a correlation in the population.
Thomas Calculus Early Transcendentals
ISBN: 9780321884077
13th Edition
Authors: Joel R Hass, Christopher E Heil, Maurice D Weir