Use the given confidence interval to find the margin of error and the sample proportion.   ​(0.745​,0.771​)

Use the confidence interval to find the estimated margin of error. Then find the sample mean.   A store manager reports a confidence interval of (48.1,78.7) when estimating the mean price​ (in dollars) for the population of textbooks. The estimated margin of error is?

Use the confidence interval to find the margin of error and the sample mean. (0.346,0.450) The margin of error is The sample mean is 9 五 0 SF10

Use the given confidence interval to find the margin of error and the sample proportion. (0.675,0.703) E= (Type an integer or a decimal.) p= (Type an integer or a decimal.)

Use the given confidence interval to find the margin of error and the sample proportion.   ​(0.729​,0.755​)       E=enter your response here ​(Type an integer or a​ decimal.)

Use the given confidence interval to find the margin of error and the sample proportion. (0.774,0.800) E = (Type an integer or a decimal.)

It is desired to estimate the proportion of cannabis users at a university. What is the sample size required to if we wish to have a 95% confidence in the interval and an error of 10%? 385 68 10 97

Tina catches a 14-pound bass.  She does not know the population mean or standard deviation.  So she takes a sample of five friends and they say the last bass they caught was 9, 12, 13, 10, and 10 pounds.  Find the t and calculate a 95% (α = .05) confidence interval.

Use the given confidence interval to find the margin of error and the sample proportion. (0.787,0.811) (Type an integer or a decimal.) p= (Type an integer or a decimal.) E=

Use the given confidence interval to find the margin of error and the sample proportion.   ​(0.740​,0.766​)         E=enter your response here ​(Type an integer or a​ decimal.)