Examlex
A Type II error is represented by α; it is the probability of rejecting a true null hypothesis.
Spearman Correlation
This is a non-parametric tool for measuring rank correlation, gauging how effectively a monotonic function can represent the linkage between two variables.
Sample Statistic
A numerical value calculated from a sample, used to estimate a population parameter.
Spearman Rank
It's a method for assessing rank correlation without assuming any parameter, focusing on how a monotonic function might accurately describe the connection between two variables.
Ordinal Variables
Variables that represent categories with a meaningful order but without a fixed interval between categories, such as rankings or levels of satisfaction.
Q21: A sample of size 200 is taken
Q21: In the formula for a confidence interval
Q30: If a null hypothesis is rejected at
Q41: The width of the confidence interval estimate
Q45: In estimating the population mean μ when
Q63: The upper limit of the 90% confidence
Q67: {Undergraduates' Test Scores Narrative} Can we infer
Q74: If your p-value is greater than 0.900
Q130: A standard normal distribution is a normal
Q145: {LSAT Scores Narrative} State the appropriate null