<h2>
Answer:</h2>
The observation that is supported by the data in the table is:
Football is most popular among high school students.
<h2>
Step-by-step explanation:</h2>
The table is given by:
Grade Basket Base Foot Soccer Tennis Other Total
Elementary 51 18 26 32 4 6 137
School
Middle 50 24 44 34 7 18 177
School
High 42 17 58 36 11 24 188 School
Total 143 59 128 102 22 48 502
a)
Tennis is most popular among elementary school students.
This option is incorrect as the frequency corresponding to tennis is least among elementary school students.
b)
Baseball is most popular among students in all grades.
This option is incorrect as we may observe that the frequency of baseball among each grade student is low than basketball.
Hence, it can't be popular.
c)
Football is most popular among high school students.
This option is correct.
Since the frequency of football is highest among high school students as compared to all the other given sports.
d)
Soccer is most popular among middle school students.
This option is incorrect as the frequency of soccer among middle school students is not highest.