Examlex
What is the purpose of the SID on a cellular phone or SIM card?
Independent Populations
Populations that have no interaction or relationship with each other, allowing for comparisons without interference.
Means
The average of a set of numbers, calculated by dividing the sum of all the values by the count of the values.
Equal-variances Test
A statistical test used to check if two populations have equal variances.
Student T-distributed
The Student's t-distribution is a probability distribution that is symmetric and bell-shaped, used especially in small sample sizes for estimating population parameters.
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