AP PSYCHOLOGY

RESEARCH METHODS THINKING CRITICALLY WITH PSYCHOLOGICAL SCIENCE

THE SCIENTIFIC METHOD AND DESCRIPTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Average of a distribution, obtained by adding scores and dividing by number of scores is known as the
A
Mode
B
Median
C
Mean
D
Range
Explanation: 

Detailed explanation-1: -The arithmetic mean is the sum of all of the data points divided by the number of data points.

Detailed explanation-2: -The mean of a data set is the sum of the values divided by the number of values.

Detailed explanation-3: -The arithmetic mean of a dataset (which is different from the geometric mean) is the sum of all values divided by the total number of values.

Detailed explanation-4: -Mean: the average score, calculated by dividing the sum of scores by the number of examinees. Median: the middle raw score of the distribution; 50 percent of the obtained raw scores are higher and 50 percent are lower than the median.

Detailed explanation-5: -The mean is the mathematical average of a set of two or more numbers. The arithmetic mean and the geometric mean are two types of mean that can be calculated. The formula for calculating the arithmetic mean is to add up the numbers in a set and divide by the total quantity of numbers in the set.

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