How does the export of the russian federation reflect the type of employment of those involved in export industries?.

Suppose a random sample of 84 men has a mean foot length of 26.9 cm with a standard deviation of 2.1 cm. what is an 95% confidence interval for this data? question 3 options: question 24 options: 28.58 to 25.22 21.52 to 32.28 24.8 to 29 24.21 to 29.59

Earth's atmosphere is unique among the planets and is able to support life because it contains a large amount of a) oxygen b) helium c) methane d) carbon dioxide

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.