The z-score associated with 95% is 1. 96. If the sample mean is 200 and the standard deviation is 30, find the upper limit of the 95% confidence interval.

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

Give 2 examples of the sedimentation in the deep ocean?

Aside form a students id, what is another card a collage student use to obtain discounts