100m butterfly

History of butterfly

Butterfly of the Olympic became formally independent event from Melbourne Olympics of 1956. Inventor is said to be a Nagasawa Jiro Japanese.

The goal of the study

Years to do the recording of Olympic butterfly male players change put the record of female athletes?

The data (year and time of man and woman)

graph

Recording of the record and women of the year and men
Big image

Best fit graph

Linear equations and the solution of two graph.

Meaning of the intersection of graph

Intersection of two graphs means the solution of system of equations.

X coordinate

That the recording of male athletes is greater than the record of female athletes in 2084 this graph has meaning.

Y coordinate

When the time record of 42.79913987 seconds recording of the graph of records and female athletes of the male players intersect.