Classify each of the following as a measure of central tende…
Classify each of the following as a measure of central tendency or a measure of dispersion by selecting the appropriate choice from the dropdown menu. Range [d] Interquartile Range [d1] Mean [c] Median [c1] Standard Deviation [d2] Mode [c2]
Read DetailsTest scores for a statistics class had a mean of 69 with a s…
Test scores for a statistics class had a mean of 69 with a standard deviation of 3.7. Test scores for a calculus class had a mean of 79 with a standard deviation of 4.5. Suppose Mary gets a 74 on the statistics test and an 84 on the calculus test. Calculate the z-score for Mary on each test. Then write a sentence explaining which test score is better based on the z-score. For your answer, type in the sentences exactly as written below, but fill in the blanks with your own answers. Round to 2 decimal places. The statistics z-score is ________ The calculus z-score is _________ Based on the z-scores, Mary did better in ________________ because ___________________________________________.
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