Question 10. Suppose you run this test for 4000 different people after observing each person's last 50 spam calls. When you reject the null hypothesis for a person, you accuse the spam callers of favoring the area codes that person has visited. If the spam callers were not actually favoring area codes that people have visited, can we compute how many times we will incorrectly accuse the spam callers of favoring area codes that people have visited

Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.