A Survey of 10 Students Was Conducted to Investigate the Amount

Multiple Choice

A survey of 10 students was conducted to investigate the amount of time they spend on social media each day. Students were given a timer and asked to record the number of minutes spent every time they accessed social media. The students' total times for one day are given below (in minutes) . The standard deviation for these data is:

A) 29.9.
B) 893.41.
C) 28.4.
D) 804.29.