Question.4606 - SPSS Assignment Instructions1. Begin by opening SPSS via the CUNY Server Next, start following the instructions shown in the SPSS In Focus Videos Stats Screencast 3.6 2. After following the prompts for Screencast 3.6, now create a histogram of that data in column 1 by following the general instructions here Stats Screencast 2.12. You will use the same general steps, but will just perform them on your current data set, not the data set show in the screencast 2.12. The point of this is to generalize these instructions so you can create histograms for any interval or ratio scale data in any SPSS file.Once you have chosen "frequencies" from the "analyze" menu, choose "histograms" and make sure to check the box for "display normal curve". Choose OK, and this will direct SPSS to generate the frequencies table AND the histogram charts. Review the histograms to see if the distribution of scores looks to be normal or not and compare the histogram to the superimposed normal curve. What do you see?Save both your viewer file and your data file with file names that make sense to you. I recommend the format "YourInitials_Wk--_SPSS_data" and "YourInitials_Wk--_SPSS_Output" as the names and then make sure you are saving them to your computer and not the school server which will delete the files.3. Now that you've successfully made a histogram of the data in column 1, try creating your own example data in column 2 so that you have a bimodal distribution of scores. In COLUMN 2 of the data file, enter your own data that would create a bimodal distribution. Think about what settings would be required for this data in the "variables" tab of SPSS. Given what you've learned in Unit 1a/b, what type of data do we have and how many decimals do we need? What is the name of your variable? If you need reminders for how to do that, use the following screencasts: Stats Screencast 1.7 and Stats Screencast 2.4 For example, a simple bimodal distribution could come from data like this, 1,1,2,2,2,2,3,3, 7,7,8,8,8,8,9,9. You should be able to look at these numbers and see what the two modes are. SPSS will then display them nicely for you in a histogram and you should also request the "Frequencies" and mean, median, and mode as well as creating a histogram with the normal curve displayed.Once you have entered your made-up data, calculate the mean, median, and mode and generate a histogram with the normal curve overlayed on the data. FYI, It is very useful to create a story to go along with your data. What does the variable and the values represent? Is it the number of cookies you eat per week while doing statistics vs. the number of cookies you eat per week when not doing statistics? Sorry if I just reminded you of cookies, I meant carrots!! You can tell this story in your discussion below.Then look at your SPSS viewer output. See how the mean is not a good description of the middle when you have bimodal data. Write down what you learned by doing this and this will be part of your discussion post below.Why did we do this? The point here is to make sure everybody knows that not all data is normally distributed, that we almost always need to chart data to see what we are really dealing with, and that we can use histograms and descriptive statistics like the mode to search for non-normally distributed data. 4. Last, add the final step, your name in the fileinside the SPSS Viewer file, Click the very first "Log" entry in the left side of the viewer window. This will position your cursor properly for the next step.Then choose the "Insert" menu and choose "New Title". This should open a text box in the output area and Type Your Name into that box. Save your file again. This will identity the output file as yours and will show you one method of adding notes to SPSS output.SPSS Discussion InstructionsCreate your main post as a new discussion thread by clicking "create thread" in the forumAfter completing your SPSS assignment, please use this discussion board to explain the following.Post any questions to the Unit 3 SPSS questions thread. For our discussion of calculating the mean, median, and mode and creating histograms for two sets of data, please explain the following:What did you learn from this activity and what did you learn by comparing the measures of central tendency and histograms between the two different variables? Now when someone just gives you a mean score, do you know what else to ask for? If so, what is that?How would you rate your confidence with using SPSS and are you gaining proficiency?If you could know any psychologically related quantitative information about people, what would that be, and what ways of summarizing its central tendency might be most useful to display that information? If you do make measurements of data at work, please feel free to explain what you measure and how you analyze that data. This discussion is worth 5 points. The main post should be at least 200 words and replies to classmates should be at least 100 words. Please post at least 1 reply to classmate. Help each other out as much as possible.
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