Explicate a null and alternative hypothesis in words and symbol and tell whether the test is directional or non directional. A random sample of 200 engineering students got a mean score of 62 in knowledge test in physics. In standardization of the test , μ=50
Explicate a null and alternative hypothesis in words and symbol and tell whether the test is directional or non directional. A random sample of 200 engineering students got a mean score of 62 in knowledge test in physics. In standardization of the test , μ=50
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 22E
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Explicate a null and alternative hypothesis in words and symbol and tell whether the test is directional or non directional.
A random sample of 200 engineering students got a
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