An Epson inkjet printer ad advertises that the black ink cartridge will provide enough ink for an average of 245 pages. Assume that this claim is accurate and that the standard deviation for this population is 15 pages.
A random sample of 33 customers was surveyed about the number of pages they were able to print with their black ink cartridges. What the probability that the sample mean will be 246 pages or less?A) 0.6480
B) 0.8729
C) 0.3520
D) 0.1093
Question 2
Weighted moving average is an example of a ________ forecasting technique.
A) smoothing
B) regression analysis
C) multiplicative decomposition
D) seasonal
Invasive species provide an example of predator pressure.
Variation in coat pattern in zebras. The patterns show progressively more black left to right and to
The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star
Biston betularia betularia morpha carbonaria, the black-bodied peppered moth
Skilled nursing facilities provide care for patients requiring longer stays than hospitals allow.