FlamingSky
23.01.2020 •
Mathematics
People swam across lake ontario from niagara on the lake to toronto (52 km, or about 32.3 mi) 62 times between 1954 and 2016. we might be interested in whether the swimmers are getting any faster or slower. here are the regression of the crossing times (minutes) against the year since 1954 of the crossing and a plot of the residuals against year since 1954:
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Ответ:
7
Step-by-step explanation:
3 divided by 3/7=3 times 7/3=7.
7 laps.