The statement; Approximately 120 families turned on their televisions for less than 37 hours is true.
From the task content, since the 10% percentile of the data corresponds to 24 families, it.follws that the total number of families sampled is; 24 × 10 = 240 families.
On this note, after the first 120 data points, the median is determined to be 33.2 hours which is less than the mean. Conclusively, it follows that approximately 120 families turned on their televisions for less than 37 hours.
Hence, the statement is true.
Read more on median and mean;
https://brainly.com/question/14532771
#SPJ1