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A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO
is less than 1 in every one thousand. State the null hypothesis and the alternative hypothesis for
a test of s
Reflection and Refraction of Light
Review: Most of this class should be a review from optics in grade 10 and physics in grade 11.
1) What does a light beam from a laser look like? Explain.
Well, it sure doesnt look like a light sabre!
You cant see