“Rommel got the following grades on his 9 subjects: six 90s, one 92, and two 89s. Without computing the average, he estimated that his general average would be around 90.” Based on the given situation, what is/are the variable/s?
grades on his 9 subjects
If the points on the scatter graph follow a trend of rising from right to left, how will you describe the correlation of the variables involved?
negative
A pre-service teacher concluded that, based on his study, the number of minutes a student spends in browsing Facebook is significantly related to his scores in a set of tests. How many variables are involved in the study?
two
The strength of the correlation is associated with the ______ of the points to around the trend line on a scatter plot.
closeness
Which straight line is used to predict the value of y (dependent variable) for a given value of x (independent variable)?
Regression line
In constructing a scatter plot, which of the variables should assume the values of the y-coordinate?
dependent variable
Which of the following variables depends on other factors, measured and presumed as the “effect”?
dependent
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