Fancy pets are big business, so a young entrepreneur decided to breed a popular type of hamster. Of 47 recent litters, there were an average of 7.54 baby hamsters with a standard deviation of 1.8 hamsters per litter. Find and interpret a 90 % confidence interval for the mean litter size. N 47 y (Mean) 7.54 SD 1.8 SD y 0.263 C1% 90% There is 90% confidence that the interval contains the mean litter size. Area 0.95 T* Critical 1.679 ME 0.441 Would the margin of error be larger or smaller for a 95% confidence interval? The margin of error would be larger since higher confidence needs a wider interval. Lower 7.10 Upper 7.98