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When developing questions,the researcher should avoid leading questions like "What is your favorite brand of toothpaste?"
Poisson Probability Distribution
A discrete frequency distribution which gives the probability of a number of independent events occurring in a fixed period of time or space if these events happen with a known constant mean rate and independently of the time since the last event.
Continuous Probability Distribution
A function that describes the likelihood of any outcome within a continuous range of outcomes occurring.
Poisson Distribution
A statistical distribution describing the probability of a given number of events happening in a fixed interval of time or space, assuming events occur with a constant mean rate and independently of the time since the last event.
Mean
The average of a set of numbers, calculated by dividing the sum of all the numbers by the count of numbers.
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