PSYCHOLOGYS HISTORY APPROACHES
SCIENTIFIC FOUNDATIONS OF PSYCHOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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6
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14
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36
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48
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102
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Detailed explanation-1: -The IQ scores of the five members of the Duluth family are 100, 82, 104, 96, and 118.
Detailed explanation-2: -Approximately 95% of the population has IQ scores between 70 and 130. Approximately 99.7% of the population has IQ scores between 55 and 145. Only approximately 0.3% of the population has IQ scores outside of this interval (less than 55 or higher than 145).
Detailed explanation-3: -The Mode(Mo): is the most frequently occurring score in a distribution. The Mode(Mo) is the most frequently occurring score in a distribution. The median (Md) is the middle score of a distribution. Half on the left half on the right (the 50th percentile.)
Detailed explanation-4: -The original formula for calculating the intelligence quotient (IQ) was mental age ÷ chronological age × 100. Because Cecilee is the only one whose mental age is greater than her chronological age, she is the only one with an IQ greater than 100.