versionCExamQuestions - Heather Oslund Extra Credit...

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Heather Oslund Extra Credit Exercise Exam 1 Version C Question 6 The probability distribution of a binomial variable is not asymptotic to the x-axis. Exam 1 Version C Question 3 Obtaining a random unbiased sample is usually more readily achieved in physiological experiments, than in physiological social studies. Exam 1 Version C Question 2 On the normal distribution Z 0.0019 = -2.90 Exam 1 Version C Question 7 It is reasonable to delete points from the data set, so long as you formally confirm them as outliers beforehand. Exam 1 Version C Question 8 Conditional probability is the probability of a second event occurring if that event is dependent on another event. Exam 1 Version C Question 10 The median is the location center of the data, where 50% of the case values are greater than this point and 50% are less than this point. On right skewed data the mean would lie to the right of the mode and the median would lie to the left of the mean. Exam 1 Version C Question 4 If the prevalence of Pseudohermaphroditism is low, Pseudohermaphroditism rates should not be modeled by the binomial distribution. However, if np>5, it should be modeled by the Poisson distribution.
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Exam 1 Version C Question 9 Areas under a relative frequency distribution sum to 1 and deviations from the mean sum to 1. Exam 1 Version C Question 5 The IQR is a less sensitive measure of center than the SD. Exam 1 Version C Question 1 The distribution of voting preferences conform to the binomial distribution; if you are interested in those who vote democrat relative to the rest of the voting preferences (i.e. democrat = success & other = failure) and the cases are randomly sampled from a large population. Exam 1 Version C Question 14 The distribution of heights of a sample of 18 year old American adults who have been forced to eat British food (for 12 years) was plotted. For the histogram determine the closest correct statements regarding the sample. Exam 1 Version C Question 12 The time spent preening by fraternity brothers on a Friday night ranges from 101 to 169 minutes. What is the closest five number summary for the data in the following stem & leaf diagram. Exam 1 Version C Question 20 In a population of married Neanderthal couples in the Swiss Alps, 7.2% of husbands club their spouse, 93% of wives club their spouse and 66.96% of couples (both partners) club each other. Which of the following statements is FALSE? Exam 1 Version C Question 13 The data set for the odor intensity factor of startled skunk musk was recorded for 9462 cases. The lowest value recorded was 12 OMG units and the highest value recorded was 149 OMG units. The highest value of the data set was found to be in error & was corrected to 165.0 OMG units. Startled skunk musk was produced using an electric cow
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prod and odor intensity factor was measured in ‘oh my God’ (OMG) units at a distance of 2.13 m. Note which statement is true.
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This note was uploaded on 02/22/2012 for the course BIO 318m taught by Professor Staff during the Spring '08 term at University of Texas at Austin.

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versionCExamQuestions - Heather Oslund Extra Credit...

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