Question 11 - Figure it out - Page 127-132 - Chapter 5 Class 8 - Tales by Dots and Lines (Ganita Prakash II)

Transcript

Question 11 Answer the following questions based on the line graph. (i) How long do children aged 10 in urban areas spend each day on hobbies and games?Looking where the blue line hits the 10-year mark Urban children aged 10 spend little more than 2 hours Question 11 (ii) At what age is the average time spent daily on hobbies and games by rural kids 1.5 hours? (a) 8 years (b) 10 years (c) 12 years (d) 14 years (e) 18 yearsThe rural (red) line hits the 1.5-hour mark at (d) 14 years. Question 11 (iii) Are the following statements correct? (a) The average time spent daily on hobbies and games by kids aged 15 is twice that of kids aged 10. (b) All rural kids aged 15 spend at least 1 hour on hobbies and games everyday.Statement (a) At age 15, the average is roughly 1 hour. At age 10, it is 2 hours. 1 is half of 2, not twice! Thus, given statement is incorrect Statement (b) The graph shows the average is 1 hour. Averages are made of highs and lows—some kids probably spend 0 hours, while others spend 3! Thus, given statement is incorrect