Answer:
2.64
Step-by-step explanation:
The z score is calculated as
z=(x-mean)/Sd
The mean of scores of statistics exam=μ=99
The standard deviation of scores of statistics exam=σ=11
Individual's score in statistics exam=x=128
z=128-99/11=29/11=2.64
Hence, the z score of individual score is 2.64.
Answer:
9b≥ -18
Step-by-step explanation:
Answer:
5 square root 7
Step-by-step explanation:
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▹ Answer
<em>A ≈ 201.06 mm²</em>
▹ Step-by-Step Explanation
A = πr²
Radius = 1/2d
Radius = 1/2(16)
Radius = 8
Substitute:
A = π8²
A ≈ 201.06 mm²
Hope this helps!
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