Why was Copernicus's heliocentric model not believed until Galileo and Kepler provided mor The model had the moon orbiting Earth.
The model was against religious teachings.
The model could not explain retrograde motion.
The model did not include all eight planets in the solar system.

Which equation matches the graph shown ?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.