Table 1 Observation Xi - x) Xi - x) 2 1936 Average O 216.4 Standard Deviation 15.5 15.5 604.3 a. What are the values of A and B in the table? b. What does Ti equal (i.e. give the value)? Also, show two different ways of calculating this using the numbers in the table. c. Your friend notices that the (Xi - x) column has the same standard deviation (and variance) as the xi column. She says this must be a coincidence. Do you agree? Why or why not? d. What is the z-score for observation number 3? e. Which measure of central tendency seems most appropriate in this case, the mean or the median? Explain. Your excellent work with NBC Sports earned esses