The lengths of some insects of the same type from two countries, X and Y, were measured.
Question:
The lengths of some insects of the same type from two countries, X and Y, were measured. The stem and-leaf diagram shows the results.
i. Find the median and interquartile range of the lengths of the insects from country X.
ii. The interquartile range of the lengths of the insects from country Y is 0.028cm. Find the values of q and r.
iii. Represent the data by means of a pair of box-and-whisker plots in a single diagram on graph paper.
iv. Compare the lengths of the insects from the two countries.
Transcribed Image Text:
Country X Country Y (10) (18) (16) (16) (11) 976664443 2| 80 8887766 5 55 44 3 3 3 220 81 1122 333 556 789 9998877655 322200 82 0012333q 4 5 66788 876555 3322211100 830122444455 6677789 87655443311 84 0012445566 77789 85 12r 3355 667 88 86 |01223555899 (13) (15) (17) (15) (12) (11) Key: 5|81|3 means an insect from country X has length 0.815 cm and an insect from country Y has length 0.813 cn cm.
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i To find the median and interquartile range of the lengths of the insects from country X we need to organize the data and calculate these measures Organizing the data from country X 10 9766644432 18 ...View the full answer
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Related Book For
Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook
ISBN: 9781108407304
1st Edition
Authors: Dean Chalmers, Julian Gilbey
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