Grab the vertical line on the left distribution (sampling distribution of the mean) and drag it until the vertical line on the right distribution (sampling distribution of corresponding z) is at 1.959. what is the probability to the right of the vertical line?

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?

How is working backward similar to solving an equation?

Which of the following contains a variable?