Q

Q1.1 Two students performed the same experiment separately and each one of I them recorded two readings of mass which are given below. Correct reading of mass is 3.0 g. On the basis of given data, mark the correct option out of the following statements Students Readings (0) (ii) 3.01 2.99 B 3.05 2.95 (a) Results of both the students are neither accurate nor precise (b) Results of student A are both precise and accurate (c) Results of student B are neither precise nor accurate (d) Results of student B are both precise and accurate Thinking Process Look at the reading of students A and B given in the question while keeping in mind the concept of precision and accuracy ie, (Closeness of reading is precision, and () if mean of reading is exactly same as the correct value then it is known as accuracy. 3.01 + 2.99