Question

A survey was taken of students in math classes to find out how many hours per day students spend on social media. The survey results for the first-, second-, and third-period classes are as follows:

First period: 2, 4, 3, 1, 0, 2, 1, 3, 1, 4, 9, 2, 4, 3, 0

Second period: 3, 2, 3, 1, 3, 4, 2, 4, 3, 1, 0, 2, 3, 1, 2

Third period: 4, 5, 3, 4, 2, 3, 4, 1, 8, 2, 3, 1, 0, 2, 1, 3

Answer 1

Which is the best measure of center for first period and why?

Mean, because there are no outliers that affect the center
Median, because there is 1 outlier that affects the center
Interquartile range, because there is 1 outlier that affects the center
Standard deviation, because there are no outliers that affect the center

Answer 2

@Vocaloid

Answer 3

@phi can u plz help

Answer 4

@help_people

Answer 5

@welshfella

Answer 6

can someone helppppppppppppppppppp omg

Answer 7

i'm afraid these are not my strong point but i would say the median because the outlier 9 affects the center

Answer 8

ok

Answer 9

thanks