When placed in solutions of varying ionic strength, paramecia grow blisters in order to counteract the flow

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When placed in solutions of varying ionic strength, paramecia grow blisters in order to counteract the flow of water. The following 60 measurements in microns are blister lengths:

(a) Construct an ordered stem-and-leaf diagram.
(b) Give a point estimate of the median m = π0.50.
(c) Find an approximate 95% confidence interval for m.
(d) Give a point estimate for the 40th percentile, π0.40.
(e) Find an approximate 90% confidence interval for π0.40.
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Probability and Statistical Inference

ISBN: 978-0321923271

9th edition

Authors: Robert V. Hogg, Elliot Tanis, Dale Zimmerman

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