Solve the differential equation: ex ydydx = e-y + e-2x – y{“version”:”1.1″,”math”:”Solve the differential equation: ex ydydx = e-y + e-2x - y”} Instructions: 1. You must enter your answer in the box provided below. If there is no answer provided in the box below, your work uploaded will not be accepted and a score of 0 will be given to this question. 2. Upload your work in the dropbox.

3. Distinguish between experimental and correlational designs. 

9. What is the order of operations for working through equations? 

 6. Distinguish between histograms and bar graphs. When do we use each? 

1.  Distinguish between descriptive and inferential statistics. In your answer, explain what each term means. 

BONUS (worth up to 5 points) Provide an example of  an experiment. Label your Hypothesis, IV, DV, control group, and experimental group. 

5. When do we use statistics? When do we use parameters? What kind of symbols are used for both? 

Organize the  scores below in a table showing simple frequency, cumulative frequency, and relative frequency.  After doing so, graph the data set choosing an appropriate technique.  Explain why you did not use the other graphical options.  16, 11,  13, 12, 11, 0,  16, 12, 16, 15, 16,  11, 13, 16, 12, 11

2.  Distinguish between a smple and a population. Which is more commonly used in research? Why? 

Why are different scales of measure useful?  Discuss  the different types  we talked about in class, and provide an example for each of them.  In your answer, address the difference between continuous and discrete variables.