1.From the data of table 1 given the picture below determine the following statistics ( sample mean, standard error, and sample variance.

Table 1: COLLECTED DATA Student QUESTION (A) QUESTION (B) QUESTION (C) QUESTION (D) # of hours # of hours # of hours # of purchases 1 W 2 25 2 2 2 6 4 3 5 10 50 0 4 24 O 20 O 5 3 5 4\fTable 2: DATA COLLECTION FROM ADDITIONAL 15 PARTICIPANTS Student QUESTION (A) QUESTION (B) QUESTION (C) QUESTION (D) # of hours # of hours # of hours # of purchases 21 2.5 4 14 3 22 7 O 20 23 7 14 5 24 3 21 W 25 . 5 . 5 16 26 2 5 24 27 7 16 10 3 28 2 1 5 29 - W - 3 30 2 5 4 2 31 . 6 70 32 2 7 - 33 10 2 5 4 34 4 2 50 35 3 - 2