hbked23
22.02.2021 •
Mathematics
Good Morning! Please Help Me With This Math!!
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Ответ:
The second question is the 3rd sentence
Ответ:
bro I can't even see your questions, can you post it again so I can see like the whole thing
Ответ:
The 95% confidence interval is
Step-by-step explanation:
From the question we are told that
The sample size is n = 26
The mean is
The standard deviation is
From the question we are told the confidence level is 95% , hence the level of significance is
=>
Generally from the normal distribution table the critical value of
is
Generally the margin of error is mathematically represented as
=>
=>
Generally 95% confidence interval is mathematically represented as
=>
=>