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ANACHEM LEC > STATISTICAL ANALYSIS OF MASS AND VOLUME > Flashcards

STATISTICAL ANALYSIS OF MASS AND VOLUME Flashcards

1
Q

clear liquid (light can pass through)

A

Lower meniscus

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2
Q

colored opaque liquid (colored solution, light cannot pass through)

A

Upper meniscus

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3
Q

Proper measurement

A

Eye level

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4
Q

error pag hindi naka eye level ang view

01/31/2022 Prelim Trans 3

A

Parallax

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5
Q

Water Displacement Method

A

Volume = Final Vol. Reading – Initial Volume Reading

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6
Q

It should represent the entire population

A

Sample

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7
Q

greatest error. It should be fair and not biased to produce

accurate results

A

Sampling

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8
Q

The buttons________ switch between a balance for mass measurements and a cylinder filled with a greenish liquid for volume measurements.

A

MASS and VOLUME

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9
Q

The_________ arrows increase/decrease the number of beads to be delivered for a measurement.

A

UP/DOWN

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10
Q

The_________ button adds the selected number of beads for mass or volume measurements.

A

DELIVER

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11
Q

The________ button removes all beads that have been delivered and prepares a new selection of randomly-selected

A

DUMP BEADS

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12
Q

The__________ button removes all beads that have been delivered but retains the same group of beads in the same order.

A

SAVE BEADS

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13
Q

The________ resets the balance reading to zero.

A

TARE bar

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14
Q

The_____ can be dragged up or down to show a magnified view of the graduated tube.

A

EYE

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15
Q

closeness of a measurement to the true or accepted value.

A

Accuracy

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16
Q

closeness of results to others that have been obtained in

exactly the same way.

A

Precision

17
Q

measures the agreement between a result and its true value.

A

Accuracy

18
Q

describes the reproducibility of measurements; in other words, the closeness of results that have been obtained in exactly the same way.

A

Precision

ANACHEM LEC (4 decks)

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