The table shows information about the numbers of hours 30 children spent on their tablets one evening.
Number of hours (h) Frequency
0 4
1 8
2 11
3 7
a) Find the class interval that contains the median.
b) Work out an estimate for the mean number of hours.

the answer is: the length is 5/6 yards.

give me a or a 5 star rating if this is correct!

step-by-step explanation:

hi there!

not proportional because the 42 does not go into 120 and 3 does not go into 8.

correct proportion: $40/1 ticket.

the reason i say this is because 40/1 is simplified and it evenly goes into 120/3.

hope this : )

answer is a.

13.268

hope you get it right.