Maikel forgot to plug his cromebook into the charger before he went to bed. He wants to take it with him to his cousins house with a full battery. The pictures below show screeshots of the battery charge indicator after he plugs his cromebook into the charger at 9:11 am. The screenshots below suggest an association between two variables. What are the two variables in this situation? (41%) Sat 9:11 AM
(56%) Sat 9:27 AM
(64%) Sat 9:36 AM
(74%) Sat 9:48 AM
(79%) Sat 9:55 AM
(86%) Sat 10:08 AM
(91%) Sat 10:17AM​