Question

If the true value for an experimental result is 6.23 and the results reported by three students X, Y and Z are:X: 6.18 and 6.28, Y: 6.20 and 6.023, Z: 6.22 and 6.24 Which of the following option is correct? 2 points X precise, Y accurate, Z precise and accurate. X precise and accurate, Y not precise, Z precise Both X & Z precise & accurate, Y not precise. Both X & Y neither precise nor accurate, Z both precise and accurate.

Answer 1

Answer:- Both X & Y neither precise nor

accurate, Z both precise and accurate.

Explanation:-Both X & Y neither precise nor accurate as the two values in each of them are not close. with respect to X and y the value of z are closed and agree with the true value. Hence, both precise and accurate.

Answer 2

Answer:

Explanation:

D