In 2013, a consulting company asked 1037 u. s. adults whether they believed that people should pay sales tax on items purchased over the internet. of these, 446 said the supported such a tax. does the survey provide convincing evidence that the percentage of u. s. adults who favor an internet sales tax differs from 48%? use the significance level of 0.05 and the critical value method?

What is the value of r of the geometric series?

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?