Consider the following competing hypotheses and accompanying sample data drawn independently from normally distributed populations. (You may find it useful to reference the appropriate table: Ztable or table) He: #1 #20 HA: 1-20 F-71 01-15.00 1 - 21 22- 74 02 1.56 #2 - 21 e-1. Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round final answer to 2 decimal places.) Test statistic

4. Match the following r values with the appropriate graph: r = -0.61 r = -0.90 r = +0.84 Scatterplot r value а. r = 우 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 10.0 11.0 12.0

Find the area of the part of the plane x + 4, y + z = 4 that lies in the first octant. 1. A = 12 2. A = 6V2

Please do not give solution in image format thanku

Trudy earns $6,300 per month as a vice president at a sales company. Calculate her yearly salary.         $63,000         $69,300         $81,900         $75,600