Below is a double bar graph indicating the number of left handed students and right handed students in Mr. Jude's class. The bar graph shows the results in terms of boys versus girls. Use the graph to determine the difference between the number of right handed and left handed students in Mr. Jude's class. Type a numerical answer

1. suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6. a. label the curve: show the mean and the value at each standard deviation: b. if angelica scored a 76 on the test, what is her z-score? (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test, how many students scored higher than angelica?