An experimenter publishing in the Annals of Botany investigated whether the stem diameters of the dicot sunflower would change depending on whether the plant was left to sway freely in the wind or was artificially supported. The average diameter of unsupported stem at the base of a particular species of sunflower plant is 36 mm with standard deviation of 9.1 mm. Suppose that a random sample 84 plants are selected from the said species of sunflowers, what would be the standard deviation of the sampling distribution of the sample average diameter

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =