12 May Question 31 (1 point) The following are survival times (in mo
Question 31 (1 point) The following are survival times (in months) recorded for six tumor-bearing rats being observed after radiation therapy: 1.4 1.7 2.3 2.5 3.2 3.8 If the observed value of 3.8 months is mistakenly recorded as 38 months, what will be the effect on statistics for this study? Question 31 options: An increase in the median An increase in the mode An increase in the mean An increase in both the median and the mean An increase in the median, the mode, and the mean Question 32 (1 point) The following data represent the length of hospitalization (in weeks) for five patients with total hip replacement who receive no physical therapy during their stay: 4 4 3 5 4 20 What is the best measure of central tendency for this set of data? Question 32 options: Mean Variance Mode Median Standard deviation Question 33 (1 point) The standard error of the mean is used for which of the following functions? Question 33 options: To describe the subject-to-subject variation in values of the response variable. To describe the precision with which the sample mean estimates the unknown population mean. To measure the average distance between a measurement and the population mean. To calculate the normal range of clinical values for a diagnostic test. None of the above Information The following tabulation presents the mean cumulative weight loss in grams for 12 patients receiving propranolol and for 11 control patients following sweating during insulin-induced hypoglycemia. n
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