Which of the following activities is an example od gathering data by observation

Researchers measured the data speeds for a particular smartphone carrier at 50 airports. the highest speed measured was 78.1 mbps. the complete list of 50 data speeds has a mean of x overbarequals16.11 mbps and a standard deviation of sequals18.65 mbps. a. what is the difference between carrier's highest data speed and the mean of all 50 data speeds? b. how many standard deviations is that [the difference found in part (a)]? c. convert the carrier's highest data speed to a z score. d. if we consider data speeds that convert to z scores between minus2 and 2 to be neither significantly low nor significantly high, is the carrier's highest data speed significant? a. the difference is nothing mbps.

Select the correct answer. which step can possibly increase the severity of an incident? a. separating sensitive data from non-sensitive data b. immediately spreading the news about the incident response plan c. installing new hard disks d. increasing access controls

What role did women fill during world war ii?