What does a z-score tell you about a number in a data set? [1 sentence] What two quantities do we need to fully describe a normal distribution? [1 sentence] How is probability determined from a continuous distribution? Why is this easy for the uniform distribution and not so easy for the normal distribution? [2 sentences] What does the symmetric bell shape of the normal curve imply about the distribution of individuals in a normal population? [2 sentences] How can the empirical rule be restated in terms of z-scores and percentiles? Restate it for four of the seven z-scores. Hint: Use the definitions of z-score and percentile and avoid use of the phrase "standard deviation" or the numbers 68, 95, and 99.7. [4 statements]
