Statistics - Hypothesis Test
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A sample of 36 observations is selected from a normal population.
The average sample is 21 and the standard deviation of the sample is 5.
Perform the following hypothesis test using the significance level 0.05.
H₀: µ≤20
H₁: µ>20
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The expert provides a hypothesis test for sample statistics in normal population means. A complete, neat and step-by-step solution is provided.
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Update:
(a) It is one-tailed (Upper-tailed)
(b) Answered
(c) z = 1.2
(d) Answered
(e) p- value is ...
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