Describe horoscope signs. with months and dates.

In Western astrology, astrological signs are the twelve 30 degree sectors that make up Earth's 360 degree orbit around the Sun. The signs enumerate from the first day of spring known as the First Point of Aries which is the vernal equinox.

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i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.

yes he did writing dots to make the answer