Which best describes the relationship between Line 1 and Line 2? Line 1 passes through (-3, 6) and (-7, 11)
Line 2 passes through (1, 8) and (-4, 4)
A. perpendicular
B. They are the same line.
C. parallel
D. neither perpendicular nor parallel

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Which choice represents the sample space ,s for this event