The following data represent the length of life, in seconds, of 50 fruit flies subject to a new spray in a controlled laboratory experiment: 17 20 10 9 23 13 12 19 18 24 12 14 6 9 13 6 7 10 13 7 16 18 8 13 3 32 9 7 10 11 13 7 18 7 10 4 27 19 16 8 7 10 5 14 15 10 9 6 7 15 (a) Construct a double-stem-and-leaf plot for the life span of the fruit flies using the stems 0, 0·, 1, 1·,

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 14PPS

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Question

The following data represent the length of life,
in seconds, of 50 fruit flies subject to a new spray in a
controlled laboratory experiment:
17 20 10 9 23 13 12 19 18 24
12 14 6 9 13 6 7 10 13 7
16 18 8 13 3 32 9 7 10 11
13 7 18 7 10 4 27 19 16 8
7 10 5 14 15 10 9 6 7 15
(a) Construct a double-stem-and-leaf plot for the life
span of the fruit flies using the stems 0, 0·, 1, 1·,
2, 2·, and 3 such that stems coded by the symbols
and · are associated, respectively, with leaves 0
through 4 and 5 through 9.
(b) Set up a relative frequency distribution.
(c) Construct a relative frequency histogram.
(d) Find the median.

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