Asked by Joshua Steele on Jul 29, 2024
Verified
Which of the following is true of all normal distributions?
A) They are symmetrical.
B) They have a standard deviation of zero.
C) They have a mean equal to the standard deviation.
D) They have a mean of zero.
Normal Distributions
A bell-shaped frequency distribution curve, where most of the data points are concentrated around the mean or average, often seen in natural phenomena and human attributes.
Symmetrical
Symmetrical refers to a situation where two halves of a whole are identical, mirror images of each other, maintaining balance and proportion.
Standard Deviation
A measure of the amount of variation or dispersion of a set of values, indicating how much the individual values in a dataset deviate from the mean of the dataset.
- Gain an insight into the relevance of normal distribution in the context of psychological data and the indices of variability (standard deviation).
Verified Answer
Learning Objectives
- Gain an insight into the relevance of normal distribution in the context of psychological data and the indices of variability (standard deviation).
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