Probability

Question 1

Define the term probability value?

Answer 1

• refers to the likelihood that results are due to a real difference or correlation and not due to chance factors

Question 2

Why do psychologists prefer to use 0.05 as their probability value?

Answer 2

• because a value of 0.05 indicates a 95% probability that the results show a real difference and that there’s a 5% chance results are due to chance

Question 3

What does significance level mean

Answer 3

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