The sum of scores in quizzes of math is [tex]\boldsymbol{885}[/tex].
"To understand the calculation, check below."
Mean is calculated by dividing sum of all the observations by number of observations.
For a data collection containing numbers that are close together, the mean is the best option.
Total number of quizzes in math [tex]=10[/tex]
Mean scores [tex]=88.5[/tex]
Therefore,
Sum of all scores [tex]=10 \times 88.5[/tex] [tex]=\boldsymbol{885}[/tex]
Find out more information about mean here:
https://brainly.com/question/1363341?referrer=searchResults
