Toucans and blue-and-yellow macaws are both tropical birds. The length of the toucan in the picture to the right is about two thirds of the length of the blue-and-yellow macaw. The toucan is about 22 in long. What is the length of the blue-and-yellow macaw?

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?