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# Probabilty Distributions

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1. Determine whether each of the distributions given below represents a probability distribution. Justify your answer.
a)
x 1 2 3 4
P (x) 1/8 1/8 3/8 1/8
b)
x 3 6 8
P (x) 0.2 0 1
c)
x 20 30 40 50
P (x) 0.3 0.2 0.1 0.4

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Probabilty distributions are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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1. Determine whether each of the distributions given below represents a probability distribution. Justify your answer.
a)
x 1 2 3 ...

##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.