(arrange the data set from least to greatest)
0, 0, 2, 2, 3, 4, 6, 8
(find the median: *the middle number*)
Median: 2.5
Lower quartile: 1
Upper quartile: 5
Interquartile range : upper quartile - lower quartile = answer
Interquartile range: 5 - 1 = 4
So the IQR or interquartile for the following data set is 4.
Answer: C. Their slopes are negative reciprocals
Step-by-step explanation:
The slopes of two perpendicular lines are negative reciprocals of each other.
A. 1 out of 60 for the tv, 1 out of 25 for the video. This comes to 2/85 that one is faulty.
B. 286, since 285 has exactly a .95 chance
Answer:
x < -2
Step-by-step explanation:
-4x - 7 > 1
-4x > 1 + 7
-4x > 8
x < -8/4
x < -2
