Preettywomanviz
Answered

the bar graph to the right shows the number of hours Chloe spent reading for the reading contest. (since there is no bar graph I'll just write it down.)  Sunday 4 hours,Monday 2 hours,Tuesday 3 hours,Wednesday 1 hour, Thursday 5 hours,Friday 0 hours ,And Saturday 5 hours.
Find the mean time spent reading.

Sagot :

AnneCviz
Mean is also known as the average.

The formula for finding the mean is [tex] \frac{x_{1} + x_{2} + x_{3} + ... + x_{n} }{n} [/tex]

Mean time reading = (4 + 2 + 3 + 1 + 5 + 0 + 5) / 7

= 20/7

≈ 2.86 hours