Term

Definition
Displays the distribution of a categorical variable. 


Term

Definition
Conveys additional information (five number summary) Identifies outliers 


Term

Definition
to describe the level of certainty in the interval estimate 


Term

Definition
the measure of how confident you are that the interval does, in fact, contain the true parameter value. 


Term

Definition
is the point (or points) on the scale of the test statistic beyond which we reject the null hypothesis, and is derived from the level of significance α of the test. 


Term

Definition
useful for displaying the distribution of relatively small datasets of a quantitative variable. 


Term

Definition
the proportion of times that the event occurs in the simulated repititions of the random process. 


Term

Definition
applies to mound shape data sets, approx. 68% of the observations fall within 1 SD of the mean, approx. 95% fall within 2 SD of the mean, and approx. 100% fall within 3 SD of the mean. 


Term

Definition
the average value by numerical random process 


Term

Definition
minimum value, lower quartile, median, upper quartile, maximum value. 


Term
Inter Quartile Range (IQR) 

Definition
measure of variability, difference between the lower quartile and upper quartile
(Q3Q1) 


Term

Definition
value of 25% of the values are less than 75% values 


Term

Definition
the halfwidth of a confidence interval 


Term
Mean Absolute Deviation (MAD) 

Definition


Term

Definition
proportion of a random event occuring in a random process 


Term

Definition
listing of possible values of a numerical random sample, and probabilities for those values 


Term

Definition
difference between the maximum and minimum values 


Term

Definition


Term

Definition
the listing of all possible outcomes 


Term

Definition
a probability distribution of a statistic obtained through a large number of samples drawn from a specific population 


Term

Definition
values of smaple statistics vary from sample to sample 


Term

Definition
random process to simulate the selection of something to get data (surveys, dice, computer program) 


Term

Definition
SD / the square root of population 


Term

Definition

