This graph represents x−4y=−8. Which ordered pair is in the solution set of x−4y≤−8? (3, 2) (2, 3) (−3, 1) (3, −2)
2 answers:
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Given:
Sample proportion = 85% = 0.85.
Confidence level (CL) = 90%.
Confidence interval (CI)
We want the confidence interval to be 5% or 0.05. Therefore
Because this number is less than 1, a default sample size of 30 (for the normal distribution) is recommended.
Answer: 30
Sample proportion = 85% = 0.85.
Confidence level (CL) = 90%.
Confidence interval (CI)
We want the confidence interval to be 5% or 0.05. Therefore
Because this number is less than 1, a default sample size of 30 (for the normal distribution) is recommended.
Answer: 30