10 Questions
What term is used to refer to the entire group of individuals or instances that we are interested in studying?
Population
In the data set: 8, 12, 8, 14, 8, 12, 5, what statistical concept can be best illustrated by creating a summary showing how often each value occurs?
Frequency table
Given the data: 22, 18, 25, 20, 16, which measure of central tendency is most affected by extreme values?
Mean
If the test scores for 8 students were: 12, 15, 18, 16, 14, 17, 13, 20, which graphical representation would be most appropriate to display this data distribution?
Histogram
What term describes a numerical measurement or count that represents a characteristic of an individual or object?
Quantitative variable
What term is used to describe a characteristic of an individual or object that can assume different values?
Variable
In a dataset, which statistical measure divides the data into two equal parts, with half of the values above it and half below?
Median
When summarizing data in a table showing how often each value occurs, what is this called?
Frequency distribution
If a dataset has outliers like 999 or -1000, which measure of central tendency is least affected by these extreme values?
Median
In a dataset of test scores: 8, 12, 8, 14, 8, 12, 5, which measure represents the most frequently occurring value?
Mode
This multiple-choice test consists of 10 questions based on Introductory Statistics for students preparing for CXC Mathematics. Students will receive hints on how to find the correct answer after making a mistake. The questions cover topics like defining population and quantitative variables, constructing frequency tables, and calculating measures like mode, mean, and median.
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