Question

survey
participant comfort rating preferred temperature adjustment
20 - 2 cooler
1 1 cooler
21 1 cooler
nan gao and her team conducted multiple surveys to determine participants levels of comfort in a room where the temperature was regulated by a commercial climate control system. participants filled out surveys several times a day to indicate their level of comfort on a scale from -3 (very cold) to +3 (very hot), with 0 indicating neutral (neither warm nor cool), and to indicate how they would prefer the temperature to be adjusted. the table shows three participants responses in one of the surveys. according to the table, all three participants wanted the room to be cooler, ________.
which choice most effectively uses data from the table to complete the statement?
choose 1 answer:
a and they each reported the same level of comfort.
b even though each participants ratings varied throughout the day.
c but participant 20 reported feeling significantly colder than the other two participants did.
d but participant 1 reported feeling warmer than the other two participants did.

Explanation:

From the table, participant 20 has a comfort - rating of - 2, while participants 1 and 21 have a comfort - rating of 1. So participant 20 felt colder. And all three wanted the room to be cooler. This option effectively uses the data in the table.

Answer:

C. but participant 20 reported feeling significantly colder than the other two participants did.