what are the factors to consider in constructing laboratory instruments?

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what are the factors to consider in constructing laboratory instruments?

2006-06-27 21:05:11 · 2 answers · asked by mama mimi 1 in Science & Mathematics ➔ Chemistry

2 answers

Precision.

Precision and accuracy are both important, and are separate things. Precision is a measure of the number of significant digits in the reading. Accuracy is a measure of the correctness of the reading.

If you get on your bathroom scale and it reads 110.06875932, you have a measurement with an unusually high degree of precision for a bathroom scale. It is totally inaccurate, however, if your real weight is 115.

2006-06-27 21:58:39 · answer #1 · answered by ? 6 · 0⤊ 0⤋

sterilality, ease of use, accuracy, durability, need, adjustibility, .....?????

2006-06-28 04:08:46 · answer #2 · answered by NONAME 5 · 0⤊ 0⤋