In a poll, 1200 adults in a region were asked about their online vs. in-store clothes shopping. One finding was that 38% of respondents never clothes-shop online. Find and interpret a 95% confidence interval for the proportion of all adults in the region who never clothes-shop online. Click here to view page 1 of the table of areas under the standard normal curve. Click here to view page 2 of the table of areas under the standard normal curve. The 95% confidence interval is from 0 to 0. (Round to three decimal places as needed.)

A newspaper article stated that the US Supreme Court received 812 letters from around the country on the subject of whether to ban cameras from the courtroom. Of these 812 letters, 800 expressed the opinion that cameras should be banned. A statistics student was going to use this sample information to estimate a 95% confidence interval for the true proportion of all American adults feel that cameras should be banned from the courtroom. what is the 95% confidence interval?

Several years ago, 35% of parents who had children in grades K-12 were satisfied with the quality of education the students receive. A recent poll asked 1,195 parents who have children in grades K-12 if they were satisfied with the quality of education the students receive. Of the 1,195 surveyed, 483 indicated that they were satisfied. Construct a 99% confidence interval to assess whether this represents evidence that parents' attitudes toward the quality of education have changed. What are the null and alternative hypotheses? Ho: p versus H,: p (Round to two decimal places as needed.)

Several years​ ago, 44​%of parents who had children in grades​ K-12 were satisfied with the quality of education the students receive. A recent poll asked 1,195parents who have children in grades​ K-12 if they were satisfied with the quality of education the students receive. Of the 1,195 ​surveyed, 474 indicated that they were satisfied. Construct a 95​%confidence interval to assess whether this represents evidence that​ parents' attitudes toward the quality of education have changed. What are the null and alternative​ hypotheses?   Upper H 0H0​: p ▼   less than< greater than> not equals≠ equals= nothing versus Upper H 1H1​: p ▼   not equals≠ less than< equals= greater than> nothing ​(Round to two decimal places as​ needed.)