If the true value for a result is 2-00 g and a student takes 2 measurements and reports the results as 1-95 g and 1-93 g- then we can conclude that-A- The values are accurateB- The value are neither precise nor accurateC- The values are preciseD- The values are both precise and accurate

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Question

If the true value for a result is 2.00 g and a student takes 2 measurements and reports the results as 1.95 g and 1.93 g, then we can conclude that:

The values are accurate

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The value are neither precise nor accurate

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The values are precise

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The values are both precise and accurate

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Solution

The correct option is C
The values are precise

Precision indicates how closely repeated measurements match each other. Since both the values are close to each other, they are precise and since their is a difference between the mean value and true value, they are not accurate.

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If the true value for a result is 3.00 m and a student records two readings as 3.01 m and 2.99 m, then we can conclude that:

Two students performed the same experiment separately and each one of 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

$\begin{matrix} S t u d e n t s & R e a d i n g (i) & (i i) A & 3.01 & 2.99 B & 3.05 & 2.95 \end{matrix}$

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(b) Results of students A are both precise and accurate

(d) Results of student B are both precise and accurate

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If the true value for a result is 2.00 g and a student takes 2 measurements and reports the results as 1.95 g and 1.93 g, then we can conclude that:

The correct option is C The values are precise Precision indicates how closely repeated measurements match each other. Since both the values are close to each other, they are precise and since their is a difference between the mean value and true value, they are not accurate.

The correct option is C
The values are precise

Precision indicates how closely repeated measurements match each other. Since both the values are close to each other, they are precise and since their is a difference between the mean value and true value, they are not accurate.