Mathematics

Flowers

22 February, 15:07

Four students measure the length of a minute-long trial four times. They record their measurements as shown.

Julian:

57.3 seconds, 58.8 seconds, 59.5 seconds, 62.1 seconds

Mia:

58 seconds, 59 seconds, 60 seconds, 61 seconds

Sonu:

50 seconds, 60 seconds, 60 seconds, 70 seconds

Parul:

57.23 seconds, 59.32 seconds, 62.34 seconds, 63.91 seconds

Whose measurements were the most precise?