The mean of a set of data is 3.78 and its standard deviation is 4.08. Find the z score for a value of 13.70

Darwin studied two different types of tortoises on the galapagos islands. sort the characteristics based on which tortoise they describe.

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.

Which of the following is s good strategy to use when preparing to take notes in class