A histogram is usually used to analyze a relationship between two variables.

a. True

b. False

What are pivot tables?

An electrical energy source is like A value which throttles waters flow. B the amount of water in the tank C The pressure in the pipe D water pump which produce a fixed pressure

Six external parts of a computer system, which are output and which are input devices.

Which of these monitor connector types is the oldest and least desirable to use? DVI HDMI VGA Thunderbolt

Randy's laptop has been plugged in for several days to charge the battery for his long trip. When Randy unplugs the laptop to verify the battery is charged, he notices that the battery is very hot, and the system turns off unexpectedly.

Competent communication through technological media like e-mail requires communicators to use clearer language than is usually required in face-to-face communication to make up for the nonverbal cues that are missing. A. True B. False

Give big-O estimate for the number of operations (multiplication or addition) used in the following algorithm segment (ignore comparisons to check while conditions). i = 1 t = 0 while i < = n i = t+i t = 2i

Paulo uses a densitometer the reading is 1.8 + 10% What is the acceptable range for the densitometer

A user from the accounting department has contacted you regarding problems with a dot matrix printer. When you examine the output from the printer, several letters have missing dots from the page. What should you do?

What quality ensures that you arre in a better position to present yourself?