P Do Homework - Section 3.2 Homework - Personal - Microsoft Edge 0 X https://www.mathxl.com/Student/PlayerHomework.aspx?homeworkld=606882877&questionid=12&flushed=false&cld=6647959¢erwin=yes Math 1127 - Online (1) Ri'Chuna Scott 2 | 09/06/21 11:43 AM Homework: Se... Question 9, 3.2.30 HW Score: 65.46%, 7.86 of 12 points Part 2 of 3 Points: 0 of 1 Save A certain standardized test's math scores have a bell-shaped distribution with a mean of 515 and a standard deviation of 110. Complete parts (a) through (c). (a) What percentage of standardized test scores is between 405 and 625? 68.3 % (Round to one decimal place as needed.) b) What percentage of standardized test scores is less than 405 or greater than 625? % (Round to one decimal place as needed. ) Ject: 1 X e 4 E S X P i Less Help Me Solve This View an Example Get More Help - Clear All Check Answer - acy Policy | Permissions | Contact Us | 11:43 search O a 199+ 85 F AQ1 60 ~ ( ()) 9/6/202 19 DDI $12 (() ) mort sc delete home en + 4 0 6 10 % & num O backspace lock 5