Express the confidence interval 0.312 ± 0.042 in interval form. You may use (lower, upper) or [lower, upper] formats. Example: (-0.223, 0.363) Do not round you answer.

Use the confidence interval to find the estimated margin of error. Then find the sample mean. A store manager reports a confidence interval of (46.7,78.3) when estimating the mean price (in dollars) for the population of textbooks. The estimated margin of error is (Type an integer or a decimal.) The sample mean is (Type an integer or a decimal.)

Construct a confidence interval of the population proportion at the given level of confidence.   x=120​, n=1200​, 96​% confidence   What is the lower bound of confidence? What is the higher bound of confidence?

Use the confidence interval to find the margin of error and the sample mean. (0.384,0.480) The margin of error is The sample mean is Question Viewer

Use the confidence interval to find the margin of error and the sample mean. (1.53,1.91) The margin of error is. (Round to two decimal places as needed.) The sample mean is (Type an integer or a decimal.) ts

Use the confidence interval to find the estimated margin of error. Then find the sample mean.   A store manager reports a confidence interval of (41.6,81.0) when estimating the mean price​ (in dollars) for the population of textbooks.       The estimated margin of error is enter your response here. ​(Type an integer or a​ decimal.)

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Use the confidence interval to find the estimated margin of error. Then find the sample mean. ← A store manager reports a confidence interval of (46.4,81.4) when estimating the mean price (in dollars) for the population of textbooks. The estimated margin of error is (Type an integer or a decimal.) The sample mean is (Type an integer or a decimal.) a

Use the confidence interval to find the estimated margin of error. Then find the sample mean.   A biologist reports a confidence interval of (2.1,2.5) when estimating the mean height​ (in centimeters) of a sample of seedlings.

QUICK ANSWER PLEASE 1.if your p-value=0.961 and your confidence level = 95% what does this imply for signifance and why ? 2. your professer says, your final exam grade hsa a t-score is a -0.25. what does this imply for you grade in comparsion to the class and why?