Podcast
Questions and Answers
Which measure of variation is used to describe the degree to which scores or observations are scattered?
Which measure of variation is used to describe the degree to which scores or observations are scattered?
- Variance
- Range
- Mean deviation
- Standard deviation (correct)
What does the quartile deviation measure?
What does the quartile deviation measure?
- Variability
- Homogeneity of scores (correct)
- Central tendency
- Mean deviation
How does Professor Cruz's class performance differ from Professor Perez's?
How does Professor Cruz's class performance differ from Professor Perez's?
- Lower scatter (correct)
- Higher range
- Higher variability
- Higher central tendency
What do measures of central tendency describe in a distribution of scores?
What do measures of central tendency describe in a distribution of scores?
Which measure is not considered a measure of variation?
Which measure is not considered a measure of variation?
What is the primary difference between measures of central tendency and measures of variation?
What is the primary difference between measures of central tendency and measures of variation?
What is the size of the class interval?
What is the size of the class interval?
What is the midpoint of the third class interval?
What is the midpoint of the third class interval?
What is the lower limit of the 6th class interval?
What is the lower limit of the 6th class interval?
What is the upper boundary of the 5th class interval?
What is the upper boundary of the 5th class interval?
How many mayors are younger than 54.5 years?
How many mayors are younger than 54.5 years?
What is the most reliable and sensitive measure of central tendency?
What is the most reliable and sensitive measure of central tendency?
In what form does the mean come for ungrouped data?
In what form does the mean come for ungrouped data?
Which measure of central tendency is commonly referred to as the 'average'?
Which measure of central tendency is commonly referred to as the 'average'?
How is the simple mean calculated for a set of values?
How is the simple mean calculated for a set of values?
What formula is used to calculate the simple mean for ungrouped data?
What formula is used to calculate the simple mean for ungrouped data?
In a 25-item test, if the scores are 12, 15, 14, 16, 17, 18, and 20, what is the mean score of the students?
In a 25-item test, if the scores are 12, 15, 14, 16, 17, 18, and 20, what is the mean score of the students?
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