The dot plots below display the scores for two classes on a 30 point statistic squares. Class A has 26 students and class B has 25 students. Which statement best compares the scores for Class A to Class B?

a. The median score for Class A is lower than Class B's
b. The median score for Class B is lower than Class A's
c. The median score for Class A is higher than Class B's.
d. The median score for Class B is about the same as Class A's.

Use set buikder notation to represent the following set: {, -2, -1, 0}

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

Astudent is determining the influence of different types of food on the growth rate of spiders. she feeds one group of spiders two caterpillars twice a week. the other group received similarly-sized beetles twice a week. she records the amount of time required for individuals to reach sexual maturity. her hypothesis is that the spiders feeding on caterpillars will have a faster growth rate because caterpillars have a higher protein content compared to beetles. in this experiment, what is the dependent variable? spiders assigned to different feeding groups. time required to reach sexual maturity number of prey items fed twice a week. growth rates of each group.