Which of the following graphical methods cannot be used to summarize a quantitative dataset? a bar graph a dot plot a histogram with percents a histogram with frequencies a stem-and-leaf plot in practice a is an estimated standard deviation of a sampling distribution. population standard deviation sample standard deviation standard error. none of these margin of error

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

What is the frequency of the sinusoidal graph?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0