Decide whether you would reject or fail to reject the null hypothesis in the following situations: = 3.50, sD = 1.10, n = 12, a = .05, two-tailed test 95% CI = (0.20, 1.85) t = 2.98, t* = −2.36, one-tailed test to the left 90% CI = (−1.12, 4.36)

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 9E
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  1. Decide whether you would reject or fail to reject the null hypothesis in the following situations:
    1. = 3.50, sD = 1.10, n = 12, a = .05, two-tailed test
    2. 95% CI = (0.20, 1.85)
    3. t = 2.98, t* = −2.36, one-tailed test to the left
    4. 90% CI = (−1.12, 4.36)
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