chancegodwin5

06.01.2021 • 

Mathematics

Determine whether the graph shows a positive correlation, a negative correlation, or no correlation. If there is a positive or negative correlation, describe its meaning in the situation. Average Cycling Speed
A graph titled Average Cycling Speed has minutes on the x-axis and miles per hour on the y-axis. Points are at (5, 15), (10, 13), (15, 11), (20, 10), (25, 9).

a.
no correlation
b.
negative; as time passes, speed decreases
c.
positive; as time passes, speed increases
d.
positive; as time passes, speed decreases

Ответ:

kleighlamb4901

11.09.2021

Mathematics

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This is distance-velocity-time relationship.

recall that dist = velocity*time

so

velocity = 61 mph

distance = 323.3 mi

so to find time we should divide distance by velocity

t = d/v

t = 323.1/61

= 5.3 hrs (to the nearest tenth)

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