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In a survey, 100 people were asked how many car accidents they had in the past year. The estimated probability distribution for the number of accidents is shown in the table. Using the data from the table, what is the probability of having exactly 1 accident in a year?
The probability of having less than 3 accidents in a year is .
The mean is .
The fair spinner shown is spun 1 time. There are four possible outcomes, one for each color.Based on the picture, which statements are true?
Approximately, what is the probability of getting 4, 5, or 6 heads?
The mode is
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Properties of Probability Distributions
Introduction to Normal Distributions