2. In the study by Dana (1990) on self-awareness, described in this chapter (in connection with Table 3.2), a second group of subjects yielded the

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2. In the study by Dana (1990) on self-awareness, described in this chapter

(in connection with Table 3.2), a second group of subjects yielded the observations 59 106 174 207 219 237 313 365 458 497 515 529 557 615 625 645 973 1065 3215.

Compute the sample median, the Harrell–Davis estimate of the median, the M-estimate of location (based on Huber’s ), and the 10% and 20% trimmed means. Estimate the standard errors for each location estimator and compare the results.