FA21-MATH-155-Peabody-All Sections Danielle Lemery a | 12/02/21 4:16 PM A random sample of 864 births in a state included 424 boys. Construct a 95% confidence interval estimate of the proportion of boys in all births. It is believed that among all births, the proportion of boys is 0.511. Do these sample results provide strong evidence against that belief? Construct a 95% confidence interval estimate of the proportion of boys in all births. O

in a town in nj we take a random sample of 100 residents. It turns out that 25% of the adult residents have degrees higher than high school diploma. Find a 90% confidence interval.

A random sample of 12 cats was collected to study the lifespan with the data listed below. Find the 87% confidence interval for the population mean. Round all values to two decimals. 13, 15, 18, 16, 8, 12, 13, 15, 8, 13, 12, 11. Provide your answer below.

Question

Construct an  80 %  confidence interval for the mean height of sons whose fathers are  70  inches tall. Round your answer to at least three decimal places. An  80 %  confidence interval for the mean height of sons whose fathers are  70  inches tall is   (this is part 2 of 2 of the math problem, please and thank you

In a survey of 1798 US adults, 1365 said they had paid a bill online within the past year.  What is the LOWER endpoint of a 90% confidence interval for the population proportion?  What is the UPPER endpoint of a 90% confidence interval for the population proportion?

Out of 100 people sampled, 40 had kids. Based on this, construct a 99% confidence interval for the true population proportion of people with kids.

Out of a sample of 760 people, 367 own their homes. Construct a 95% confidence interval for the population mean of people in the world that own their homes. A CL