Pls help!! as fast as possible
2 answers:
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Answer: ($141,775, $158,225)
Step-by-step explanation:
Given : Significance level :
Critical value :
Sample size : n= 49
Sample mean :
Standard deviation :
The confidence interval for population mean is given by :_
Hence,he 90% confidence interval for the average salary of a CFA charter-holder = ($141,775, $158,225)
Answer:
Brainiest would be appreciated
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Barry-
