Awesome Science Experiment

The time required for students to do a science experiment and the number of students is shown in the following grouped frequency distribution table. Show information by a histogram and also by a frequency polygon.

Define Science.

I. The adventure was an awesome pear-shaped experience for Raksha. II. Good that you left the job as it got all pear-shaped after Andy became the boss. III. It was a difficult problem and it got pear-shaped in some time.

A science student takes 100 observations in an experiment. Second time he takes 600 observations in the same experiment .By doing so the possible error becomes:

Science is not just content. Science is content plus something. What is ‘something’ here?