Interpretation of Measures of Central Tendency and Dispersion · CSEC Additional Mathematics

8 past-paper questions on Interpretation of Measures of Central Tendency and Dispersion, part of Data Representation and Analysis, from every CSEC Additional Mathematics paper on Quelpr.

1. 7(a)(iii)1 mark· Additional Mathematics Q7 7(a)(iii)Determine the mode.
2. 7(a)(iii)5 marks· Additional Mathematics Q7 7(a)(iii)Determine the standard deviation of the weights of the girls. Provide an interpretation of your answer for the girls compared to that given for the boys.
3. 7(a)(iv)2 marks· Additional Mathematics Q7 7(a)(iv)Determine the median.
4. 7(b)4 marks· Additional Mathematics Q7 7(b)Use the data in the following table to estimate the mean of x.
5. 7(b)(i)2 marks· Additional Mathematics Q7 7(b)(i)Determine the mean length.
6. 7(b)(ii)1 mark· Additional Mathematics Q7 7(b)(ii)Determine the modal length.
7. 7(b)(iii)1 mark· Additional Mathematics Q7 7(b)(iii)Determine the median length.
8. 7(b)(iii)2 marks· Additional Mathematics Q7 7(b)(iii)Determine the median mark.