STATISTICS UNLOCKING THE POWER OF DATA ACTUAL TEST BANK TESTED QUESTIONS WITH VERIFIED SOLUTIONS

STATISTICS UNLOCKING THE POWER OF
DATA ACTUAL TEST BANK TESTED
QUESTIONS WITH VERIFIED SOLUTIONS

●● Nominal Scale
Answer: Categories with no order (car brand).


●● Ordinal Scale
Answer: Categories with order but no consistent differences.


●● Quantitative Variable
Answer: Variable/column that takes numerical values.


●● Discrete
Answer: Quantitative variable that takes countable numbers (whole not
decimals) (number of siblings).


●● Continuous
Answer: Column that can take numbers of any value including decimals
(height, weight).


●● Univariate

, Answer: One variable.


●● Bivariate
Answer: Two variables.


●● Multivariate
Answer: More than two variables.


●● Mean
Answer: Average.


●● Weighted Mean
Answer: An average where some values contribute more than others.


●● Median
Answer: Middle value when data is ordered.


●● Mode
Answer: Most frequent value.


●● Range
Answer: Highest − Lowest.