The resistances in ohms for a random sample of 20 resistors were recorded as follows: 961 920 990 920 867 970 927 1021 932 1041 904 1012 945 1013 990 953 981 1250 983 908 A. Calculate the sample mean, median and 10% trimmed mean. B. Calculate the sample variance and standard deviation. C. Based from your answers in (A), what can you say about the given data set, and about the three measures of central tendency? Explain in your own words using no more than five (5) sentences.

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