# PSYC 502 Week 2 Knowledge Review

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Category: PSYC 501 Tag: psyc 502

## Description

PSYC 502 Week 2 Knowledge Review

1. Which of the following scales has the properties of magnitude, absolute zero, and equal intervals?
2. Statistical procedures that summarize and describe a series of observation are called
3. Scales of measurement differ from one another in terms of
4. Which of the following scales has the properties of magnitude, absolute zero, and equal intervals?
5. A scale that allows one to determine only if there is more, less, or an equal amount of the attribute in comparison to another observation is called a(n) ____ scale.
6. A property of a scale that implies the complete absence of the measured attribute is call a(n)
7. Many feel that the difference between an IQ of 100 and 105 is not the same as the difference between an IQ 70 and 75. These people feel that IQ tests lack ____.
8. The Fahrenheit scale of temperature (32°F= freezing; 212°F= boiling) is best describe as
9. Which of the following is true of percentiles?
10. There are more people with incomes on the low end as compared to the high end. What kind of distribution does this illustrate?
11. To calculate a percentile rank, you need to know
12. If there are 50 people in your class and you obtained the 20th highest score. Your percentile rank would be
13. In a symmetrical binomial probability distribution, the greatest frequency of scores is near the
14. A score at the 50th percentile is approximately how many standard deviations above the mean?
15. The interquartile range is bound by the
16. If you score in the upper quartile
17. The performance by a define group on a particular test is call a(n)
18. A student takes a test in school that indicates good reading skills but trouble writing papers. What kind of test did this student take?
19. Logical deductions about events that cannot be observed directly refer to as
20. The observation that Y decreases as X increases suggests
21. In a negative correlation
22. Correlation coefficients describe the
23. People who drink caffeinated beverages tend to experience increased alertness and psychomotor activity. This demonstrates a(n)
24. Which of the following correlations represents the strongest relationship between two variables
25. A common use of correlation is to determine evidence for.