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FinnZ [79.3K]
3 years ago
9

Albert, a student researcher, varies the amount of food given to rats in an experiment to measure the effect on their learning b

ehavior. in albert's study, the amount of food given is the _____ variable.
Biology
1 answer:
Fynjy0 [20]3 years ago
6 0

Albert, a student researcher, varies the amount of food given to rats in an experiment to measure the effect on their learning behavior. In albert's study, the amount of food given is the independent variable.

An independent variable is under the control of the experimenter. Independent variable does not depend on the other variables involved in the experiment. Since the amount of food is varied, it is not depending on other variables like size of mice, weight, etc.

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Current Air Temperature

The current air temperature plotted to the nearest whole degree Fahrenheit.

Dew Point Temperature

The dew point temperature plotted to the nearest whole degree Fahrenheit.

Sky Cover

The total amount of clouds in tenth. Plotted in the station circle according the the following table.

Wind Speed And Direction

The wind direction is plotted as the shaft of an arrow extending from the station circle toward the direction from which the wind is blowing. The wind speed is plotted as feathers and half-feathers representing 10 and 5 knots, on the shaft on the wind direction arrow. See the following table.

Visibility

The visibility plotted in fractions of a mile. For values above 10 miles, the values are omitted from the map.

Sea Level Pressure

The barometric pressure in tenths of millibars reduced to sea level. The initial 9 or 10 and the decimal points are omitted.

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Pressure Tendency

The pressure change in the past 3 hours preceding the observation. Plotted to the nearest tenth of a millibar. The plotted symbol characterizes the change in pressure according to the below chart.

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