Stat Unit 6 Vocab Word Scramble
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Term | Definition |
Probability Distribution | provides probabilities for the possible values of a random variable; summarized by measures of the center (mean) and the spread (standard deviation) |
Random Variable | a numerical measurement of the outcome of a random event |
Expected Value | the mean of a probability distribution for a discrete random variable |
Normal Distribution | the probability distribution of a continuous random variable that has a symmetric bell-shaped graph specified by mean and standard deviation |
Standard Normal Distribution | it is the distribution of normal z-scores; the normal distribution with a mean = 0 and standard deviation = 1 |
Binary Data | data that has one of two possible outcomes |
Binomial Distribution | the probability distribution of the discrete random variable that measures the number of successes X in n independent trials with the probability p of a success on a given trial. |
Sampling Distribution | the probability distribution of a sample statistic; specifies the probabilities for the values of the statistic for all possible random samples |
Sampling Distribution of the Mean | centered at the population mean |
Standard Error | the standard deviation that describes the spread of the sampling distribution of the sample mean |
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