The accompanying table contains historical data on staff salaries (in dollars per pupil) for 30 schools sampled in part of a country in the early 1970s.I've already found that the sampling mean is 2.8993 and standard deviation is 0.5531 Teacher Salaries3.66 2.68 2.68 2.95 3.10 1.852.50 3.27 2.492.09 2.67 2.682.73 2.80 3.523.823.47 2.112.82 2.94 3.04 2.413.12 3.73 2.36 2.69 3.50 3.402.04 3.86 (c) Construct a double-stem-and-leaf display of the data. Use the stems 1°, 2*, 2, 3*, and 3• such that the stemscoded by the symbols * and are associated, respectively, with leaves 00 through 49 and 50 through 99. Makesure to include any trailing zeros.StemLeafFrequency1•2*2°3 *3.

First, arrange the given values in ascending order to make stem and leaf display. Then find the stem…

(c) Construct a double-stem-and-leaf display of the data. Use the stems 1°, 2*, 2, 3*, and 3 such that the stems. coded by the symbols * and are associated, respectively, with leaves 00 through 49 and 50 through 99. Make sure to include any trailing zeros. Stem 1• Leaf Frequency

(c) Construct a double-stem-and-leaf display of the data. Use the stems 1°, 2, 2, 3, and 3 such that the stems. coded by the symbols * and are associated, respectively, with leaves 00 through 49 and 50 through 99. Make sure to include any trailing zeros. Stem 1• Leaf Frequency

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

The accompanying table contains historical data on staff salaries (in dollars per pupil) for 30 schools sampled in part of a country in the early 1970s.

I've already found that the sampling mean is 2.8993 and standard deviation is 0.5531

Teacher Salaries
3.66 2.68 2.68 2.95 3.10 1.85
2.50 3.27 2.49
2.09 2.67 2.68
2.73 2.80 3.52
3.82
3.47 2.11
2.82 2.94 3.04 2.41
3.12 3.73 2.36 2.69 3.50 3.40
2.04 3.86

(c) Construct a double-stem-and-leaf display of the data. Use the stems 1°, 2*, 2, 3*, and 3• such that the stems
coded by the symbols * and are associated, respectively, with leaves 00 through 49 and 50 through 99. Make
sure to include any trailing zeros.
Stem
Leaf
Frequency
1•
2*
2°
3 *
3.

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