Flying lessons on weekdays cost m dollars per hour. Flying lessons on weekends cost 1.2m dollars per hour. The expression 9m+3(1.2m) represents the total dollar amount that Maren spent on flying lessons. What does the 9m in the expression represent? the cost of all the flying lessons that Maren took on weekends the cost of all the flying lessons that Maren took on weekdays the number of hours of flying lessons that Maren took on weekdays the number of hours of flying lessons that Maren took on weekends

When using the Kruskal -Wallis H test, it is important to remember: If the shape on the graph is the same, you can use the test to compare.the medians of your dependent variables. The utilization of graphs assists with distributions in each group having the same shape. Is less sensitive to outliers. All of the above

Part 7:Statistics 19. Find the mean (average) of the following numbers: $72,80,88,90,70$ Answer: __

18. A number cube $(1-6)$ is rolled. What is the probability of rolling an even number? Answer: __

Factor the polynomial below. $36x^{2}-25$ Cannot be factored $(6x+5)(5x-6)$ $(6x-5)^{2}$ $(6x+5)(6x-5)$

$3x(6x^{2}-4xy^{2})+8x^{2}y^{2}-2y^{3}$

15. A rectangle has a length of 14 m and a width of 9 m. What is the perimeter? Answer: __

The sum of three consecutive numbers is 309 . What is the smallest of the three numbers?

Identify the focus of each. 31) $y-6=(x-4)^{2}$ 32) $\frac {1}{2}(x+2)=(y+9)^{2}$ 33) $x^{2}+4x+4y+4=0$ 34) $2x^{2}-24x+y+70=0$

Which is the product $(3x-5)(3x+5)$ in general form? $9x^{2}+25$ $9x^{2}-25$ $9x^{2}+15x-25$ $9x^{2}-15x-25$

Find the value of the expression $(t^{3}\div 4+s)\div 7$ for $s=19$ and $t=2$ $\square $