Astrology and Horoscopes Astrology is the study of how the planets and stars affect human affairs. A horoscope consists of a geocentric map of the solar system at a given moment in time based on a person’s date, time, and place of birth.

Astrology and Horoscopes The calculations involved in constructing a horoscope are based on geocentric models of the solar system (i.e., earth is at the center). The interpretation of horoscopes is based on manuscripts and texts passed down across generations. Many of these are authored by respected astrologers. Many of the modern horoscopes that we are familiar with are highly simplified versions based on a person’s zodiac sign (e.g., Aquarius, Leo, Capricorn).

Horoscopes Scorpio 1)Today is all about doing things that will improve your emotional and mental outlook. Pampering and taking time out to read or do the things you enjoy should be penciled in. 2)Put your energy into getting things accomplished. Actions will lead to advancement. Your dedication and determination will be what will get you ahead.

How do these methods fare? How do astrological methods compare with those discussed in this course? What would it take to establish the validity of an astrological theory? Are these methods (or the evidence derived from them) part of what is advertised?

Testing Astrology What would it take to test astrological principles? –different astrologers should make similar predictions Repeatability –the person types based on the Zodiac should be accurate (Aries: high extraversion; Gemini: high extraversion, high agreeableness; Pisces: high openness) Generalization Extrapolation –horoscope should be correct Accuracy

How accurate are horoscopes? Horoscope class exercise

True AQUARIUS (Jan. 20-Feb. 18): Tension creeps into the workday, but you can turn it around by spending quality time in the open air (which brings fresh ideas your way that will make money later in the year). Tonight, tell a loved one what he or she wants to hear. PISCES (Feb. 19-March 20): There are two ways to get energy moving forward in your career now. No. 1: Forget about who did what to whom, and start new. No. 2: Call around before you make any costly decisions. You make allies by asking for help. False AQUARIUS (Jan. 20-Feb. 18): There are two ways to get energy moving forward in your career now. No. 1: Forget about who did what to whom, and start new. No. 2: Call around before you make any costly decisions. You make allies by asking for help. PISCES (Feb. 19-March 20): Tension creeps into the workday, but you can turn it around by spending quality time in the open air (which brings fresh ideas your way that will make money later in the year). Tonight, tell a loved one what he or she wants to hear.

Quiz What do you need to know to determine if the results support your hypothesis? Given the results will most likely not exactly match your prediction. –Sample Distribution –Sampling Error What type hypothesis are you testing if you were to use the t- test? –Null Hypothesis HINT: Both can be answered in 2 words.