. The same person also took a midterm in their marketing course and the class mean for this exam was 77 with a standard deviation of 4.7. The z-score for the score on this exam is 1.9. Calculate the actual score this person received for the marketing exam (to 2 decimal place)

the correct is answer is a 9-sided polygon!

answer: solve 5\cdot 2^x=2405⋅2  

x

=2405, dot, 2, start superscript, x, end superscript, equals, 240.

solution

to solve for xxx, we must first isolate the exponential part. to do this, divide both sides by 555 as shown below. we do not multiply the 555 and the 222 as this goes against the order of operations!

\begin{aligned} 5\cdot 2^x& =240 2^x& =48 \\ \end{aligned}  

5⋅2  

x

2  

x

​    

=240

=48

​

step-by-step explanation:

44

step-by-step explanation:

the

5

step-by-step explanation: