In Exercise 50, Chapter 4, we looked at data from an experiment to determine whether visual information
Question:
2-Sample t-interval for (1 - (2
Conf level = 90% df = 70
((NV) - ((VV) interval: (0.55, 5.47)
a) Interpret your interval in context.
b) Does it appear that viewing a picture of the image helps people "see" the 3D image in a stereogram?
c) What's the margin of error for this interval?
d) Explain carefully what the 90% confidence level means.
e) Would you expect a 99% confidence interval to be wider or narrower? Explain.
f) Might that change your conclusion in part b? Explain.
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Stats Data And Models
ISBN: 662
4th Edition
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock
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