The results of a coin toss are shown. What is P(heads)

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

What expression is equivalent to (2x-1)(x-3)?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?