Can someone help me with these questions?
1 answer:
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Complete Question
The following is a set of hypotheses, some information from one or more samples, and a standard error from a randomization distribution. Test vs
when the sample has n 900 , and
with
. Find the value of the standardized z -test statistic. Round your answer to two decimal places.
Answer:
The value is
Step-by-step explanation:
Generally the standardized test statistics is mathematically represented as
=>
=>
=>
Answer:
θ = {(4/3 +2k)π, (5/3 +2k)π}
Step-by-step explanation:
From your knowledge of trig functions, you know that sin(60°) = sin(π/3) = (√3)/2. So, the angles of interest are in the 3rd- and 4th-quadrant and will have π/3 as their reference angle.
θ = 4/3π +2kπ, and 5/3π +2kπ
