X^2-6x+8=y
find the vertex of the parabola by complete the square.

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

What is the range for 31,39,29,34,37,24,36,33,34,28

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if