ct 0/2 pts 32 Detail In a recent poll, 330 people were asked if they liked dogs, and 68% said they did. Find the margin

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Ct 0 2 Pts 32 Detail In A Recent Poll 330 People Were Asked If They Liked Dogs And 68 Said They Did Find The Margin 1 (49.56 KiB) Viewed 9 times

ct 0/2 pts 32 Detail In a recent poll, 330 people were asked if they liked dogs, and 68% said they did. Find the margin of error of this poll, at the 90% confidence level. Give your answer to three decimals Question 7 Submit Question 0/2 pts 32 Details If n=21, (x-bar)=48, and s=20, construct a confidence interval at a 80% confidence level. Assume the data came from a normally distributed population. Give your answers to one decimal place. Question 8 Submit Question << Question 9 0/2 pts 32 Details You measure 49 backpacks' weights, and find they have a mean weight of 41 ounces. Assume the sample weights' standard deviation is 4.2 ounces. Based on this, construct a 99% confidence interval for the true population mean backpack weight. Give your answers as decimals, to two places ± the form E instead of interval notation. ounces Hint: your answer should be in