Step-by-step explanation:
many solutions
Anijahgreen, I need to take some tiome to do this, ill have answer in aminute.
Answer:
B. {-2, 0, 1, 3}
Step-by-step explanation:
See attached image.
The <em><u>correct answer</u></em> is:
c)75.4 to 94.6
Explanation:
The formula for a confidence interval is:
,
where μ is the mean, z is the z-score associated with the level of confidence we want, σ is the standard deviation, and n is the sample size.
Our mean is 85, our standard deviation is 12, our sample size is 6, and since we want 95% confidence, our z-score is 1.96:
