a researcher is testing the following hypotheses: h0:μ=24ha:μ≠24h0:μ=24ha:μ≠24. the researcher takes a sample and finds that the test statistic is: z=2.14z=2.14. what is the p-value for this test?

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.