Need help with this one thanks!
...
Answers: 2
Mathematics, 22.06.2019 03:30, igtguith
Breana is selling tickets to a choral performance. on the first day of ticket sales , she sold 3 senior citizen tickets and 1 child ticket for a total of $38. breana took in $52 on the second day by selling 3 senior citizen tickets and 2 child tickets. what is the price of a senior citizen ticket?
Answers: 1
Mathematics, 22.06.2019 04:20, Derrick253
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?
Answers: 3
Mathematics, 20.07.2019 20:50
Mathematics, 20.07.2019 20:50
Social Studies, 20.07.2019 20:50
Biology, 20.07.2019 20:50
Chemistry, 20.07.2019 20:50