b. its standard deviation. c. both its mean and its standard deviation. d. eithe
ID: 3327434 • Letter: B
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b. its standard deviation. c. both its mean and its standard deviation. d. either its mean or its standard deviation 24. For any z score, the corresponding proportions in columns B and C always sum to a. 1.0000 b. 0.5000 C. 0.0000 d. the value of z. 25. If a positively skewed distribution of incomes is transformed into a distribution of z scores, the shape of the new distribution will be a. normal. b. positively skewed. c. intermediate between normal and positively skewed. d. standard normal. 26. Which of the following test scores would be the most preferable on a psychology exam? a. a score of 40 in a distribution with a mean of 35 and a standard b. a score of 36 in a distribution with a mean of 30 and a standard c. a score of 30 in a distribution with a mean of 24 and a standard d. a score of 25 in a distribution with a mean of 15 and a standard deviation of 5 deviation of 4 deviation of 2 deviation of 4 Transformations from z scores to other types of standard scores standing of any test score within the distribution. original distribution, but not the shape of the distribution. relative standing of any test score within the distribution. relative standing of any test score within the distribution. 27, a. change the shape of the original distribution, but not the relative b. change the relative standing of any test score within the c. change both the shape of the original distribution and the d. change neither the shape of the original distribution nor the 28. Which one of the following probably describes a positive relationship? a. automobile weight and gas mileage b. test score and time to complete test c. current age and remaining years of life expectancy d. years of education and lifetime earnings 29. For the relationship between caloric intake and weight gain, the dot cluster should show a. a tilt from the lower left to the upper right.Explanation / Answer
Q 25 b) Positively skewed
Q 26 c)
Q 27 d)
Q 28 d) years of educationa and life time earning
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