Mathematics, 13.05.2021 17:10 s5177
An investment firm claims and advertises an average 35% return on investment.
A study of 30 clients had an average return of 33% with a standard deviation of 8%.
What is the z-value?
Type your answer into the box as a decimal rounded to the nearest hundredth.
Answers: 3
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An investment firm claims and advertises an average 35% return on investment.
A study of 30 clients...
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