The roots of this equation would be -1/3 and -3.
Answer:
A standard deviation (or σ) is a measure of how dispersed the data is in relation to the mean. Low standard deviation means data are clustered around the mean, and high standard deviation indicates data are more spread out.
Step-by-step explanation:
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Answer: 30 students
Step-by-step explanation:
Multiply total number of students (125) by the percentage (25)
Turn the 25 into a decimal -> .25
In mathematics, the slope or gradient of a line is a number that describes both the direction and the steepness of the line. ... Slope is calculated by finding the ratio of the "vertical change" to the "horizontal change" between (any) two distinct points on a line.
(Got it from google lol hope it helped!)