Chris and Jo decide to play a game. They put some red and some blue
ribbons in a box.
They each pick a ribbon from the box
without looking (and without replacing
them).
Jo wins if the two ribbons are the same
colour and Chris wins if the two ribbons
are a different colour.
How many ribbons of each colour would you need in the box to make it a
fair game?
Is there more than one way to make a fair game?

Which equation matches the graph shown ?

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?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next