Frequency Tables and Graphs Assignment Frequency Tables and Graphs Assignment
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Frequency Tables and Graphs Assignment
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Frequency Tables and Graphs Assignment
Be sure you have reviewed this module/week’s lessons and presentations along with the practice data analysis before proceeding to the homework exercises. Complete all analyses in SPSS, then copy and paste your output and graphs into your homework document file. Answer any written questions (such as the text-based questions or the APA Participants section) in the appropriate place within the same file.
| Part I: Concepts
All Questions These questions are based on the Nolan and Heinzen reading and end-of-chapter questions. |
Use the following table to answer Question 1. This table depicts the scores of 83 students on an exam worth 65 points.
1) Use the information in the table to determine the percentages for each interval.
Table: Grouped Frequency Table
| Exam score | Frequency | Percentages for each Interval |
| 60–62 | 3 | |
| 57–59 | 9 | |
| 54–56 | 21 | |
| 51–53 | 18 | |
| 48–50 | 14 | |
| 45–47 | 10 | |
| 42–44 | 8 |
2) When constructing a histogram and labeling the x- and y-axes, the lowest number on each axis should ideally be ________.
3) A frequency distribution that is bell-shaped, symmetrical, and unimodal is ______ _____.
4) A frequency distribution that has a tail trailing off to the right of the distribution is ______ ______.
5) A frequency distribution of ages of residents at a senior citizen home is clustered around 83 with a long tail to the left. This distribution is _ ___________.
6) When a variable cannot take on values above a certain level, this is known as a(n) ___ ____ effect.
| 7) A grouped frequency table has the following intervals: 30–44, 45–59, and 60–74. If converted into a histogram, what would the midpoints be? |
| 30–44:
45–59: 60–74: |
| 8) Do the data below show a linear relation, non-linear relation, or no relation at all?
|
Answer |
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