Interpret summaries and reports more accurately.
the statement that there is a significant effect or relationship
the number of standard deviations a data point is from the mean
a systematic error that results in an unrepresentative sample
rejecting a null hypothesis that is actually true (false positive)
failing to reject a null hypothesis that is actually false (false negative)
the theory that the distribution of sample means approaches a normal distribution as sample size increases
the probability of obtaining results at least as extreme as the observed results, assuming the null hypothesis is true
a range of values likely to contain the true population parameter
a symmetric, bell-shaped frequency distribution
a statistical method for estimating the relationships between a dependent variable and one or more independent variables
the difference between a sample statistic and the actual population parameter
a measure of the linear relationship between two variables
the entire group of individuals that is the subject of study
a subset of a population used to represent the whole
the likelihood that a specific event will occur
the assumption that there is no effect or relationship
the difference between the highest and lowest values
a measure of how spread out numbers are from the mean
a data point that differs significantly from other observations
the average of the squared differences from the mean
a measure of the asymmetry of a probability distribution
the most frequent value
the middle value in an ordered list
the arithmetic average