Daniel says that more than half the students spent 2 1/2 hours or more on homework. Liz says more than half the students spent less than 2 1/2 hours on homework. Who is correct? Explain.​

The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.

For which pair of functions is (gof)(a)=|a|-2?

Which graph represents the equation y =4x