Refer to Exercise 2.115.
(a) Determine the intervals ± s, ± 2 s, and ± 3 s.
(b) What proportions of the measurements lie in those intervals?
(c) Compare your findings with the empirical guidelines for bell-shaped distributions.
In Exercise 2.115

Transcribed Image Text:

3.58 3.80 4.0 4.01 4.05 4.05 4.12 4.18 4.20 4.2 4.27 4.28 4.30 4.32 4.33 4.35 4.35 4.41 4.42 4.45 4.45 4.50 4.50 4.50 4.50 4.51 4.52 4.52 4.52 4.57 4.58 4.60 4.61 4.61 4.62 4.62 4.65 4.70 4.70 4.70 4.70 4.72 4.78 4.78 4.80 5.075.20 5.26 5.41 5.48