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[DOC File]Answers to Homework Assignment #1 - DePaul University
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A population has a mean of μ = 50 and a standard deviation of σ = 10. For this population, find the z-scores corresponding to each of the following: X = 55 ... Find the z-score corresponding to a score of X = 50 for each of the following distributions. μ = 60 and σ = 5.
z score standard score conversion

[DOC File]6A: Characterizing a Data Distribution
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According to Table 6.3, a z-score of 2.2 is at the 98.6th percentile. So 1.4% of the 1,000,000 Martians, i.e. 14,000 Martians, score over 140. Venusians: Mean = 95, standard deviation = 16 IQ pts. 140 = 45 pts above the mean = 45/16 s.d.’s above the mean = z-score of 45/16 = 2.8125. According to Table 6.3, a z-score of 2.8 is at the 99.7th ...
interpreting z scores

[DOCX File]Part A - University of Phoenix
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score a standard score? Why can standard scores be used to compare scores from different distributions? Why is it useful to compare different distributions? For the following set of scores, fill in the cells. The mean is 74.13 and the standard deviation is 9.98. Raw score: Z; score…
z score test

[DOC File]Exam 3 Practice Questions
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B Use the sampling distribution of the sample proportion that you used above and the z-score. Look up 1.00 in the table. 0.8413 is listed in the table. This is the proportion less than, we want the proportion greater than so we take 1-0.8413=0.1587.
standard score chart

[DOC File]Statistics
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Dec 02, 2017 · The z-score, or standard score, is found by using the formula . The number that you get can be positive or negative; it is the number of standard deviations the original entry is from the mean. *A positive z-score means that the original value is greater than the mean. *A negative z-score means that the original value is less than the mean.
z scores stats

[DOC File]Sample Test Questions -- Test 1 - University of Florida
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C. The entry corresponding to z= -1.34 is 0.0901 (this is the probability less), so, this shows most of students’ scores (90%) are higher than you. C Z= (48-60)/12=-1 . B. Look the table A, the entry corresponding to the z-score is 0.1587. A. Unstandardize the z-score. X= 60+12*5.2=122.4. 122.4 is much larger than the mean( =60). B. Range ...
t score to z score

[DOCX File]Mini Z burnout survey - American Medical Association
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Mini Z burnout survey. Answer the following questions as truthfully as possible to determine your workplace stress levels and how they measure up against others in your field. There are two sections of questions in this survey about your experience with burnout and your practice environment.When you have completed the survey, return it to the person who requested that you complete it or submit ...
z score conversion

[DOC File]Z-Score Practice Worksheet
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A score of 60, where the mean score of the sample data values is 40. Z=2. A score that is 30 points below the mean. z=-3. A score of 80, where the mean score of the sample data values is 30. Z=5. A score of 20, where the mean score of the sample data values is 50. Z=-3. IQ scores have a mean of 100 and a standard deviation of 16.
z score conversion chart

[DOC File]myresource.phoenix.edu
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Why is a z score a standard score? Why can standard scores be used to compare scores from different distributions? For the following set of scores, fill in the cells. The mean is 74.13 and the standard deviation is 9.98. Raw score Z score 68.0 ? ? –1.6 82.0 ? ? 1.8 69.0 ? ? –0.5 85.0 ?
z score standard score conversion

Z score to standard score