3. the vice-president of sales has elicited your assistance in determining if there is a statistically significant difference (at =0.05) in the success rates (i. e., investigating the difference of paggressive – ppassive). a) state the null & alternative hypotheses. b) confirm that the large sample condition has been satisfied. c) compute the test statistic. d) compute the p-value. e) make a decision about the h0. interpret the decision in the context of the original claim.

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

The avenues in a particular city run north to south and are numbered consecutively with 1st avenue at the western border of the city. the streets in the city run east to west and are numbered consecutively with 1st street at the southern border of the city. for a festival, the city is not allowing cars to park in a rectangular region bordered by 5th avenue to the west. 9th avenue to the east, 4th street to the south, and 6th street to the north. if x is the avenue number and yis the street number, which of the following systems describes the region in which cars are not allowed to park? 5th ave 9th ave