lebronbangs8930
02.10.2020 •
Mathematics
-2 =-(n - 8)
What is n?
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Ответ:
Step-by-step explanation:
-n + 8 = -2
-n = -10
n = 10
Ответ:
Complete Question
The complete question is shown on the first uploaded image
The 99% confidence interval is
Step-by-step explanation:
From the question we are told that
The data is 3, 2,5, 3, 2, 6, 5,4.5, 3, 3, and 4
The sample size is n = 11
Generally the sample mean is mathematically represented as
=>
=>
Generally the sample standard deviation is mathematically represented as
=>
=>
Given that the confidence interval is 99% then the level of significance is mathematically represented as
=>
Given that the sample size is small we will making use of t distribution table
Generally from the t distribution table the critical value of at a degree of freedom of is
Generally the margin of error is mathematically represented as
Generally 99% confidence interval is mathematically represented as
=>