On a test the graders have a mean of 77 and a standard deviation of 8. if we can approximate the distribution of these graders by a number distribution what percent of the students. a) scores higher than 77? b) should pass the test (grades > 60)? c) should fail the test (grades < 60)?
Answers: 1
SAT, 23.06.2019 21:00
Who can you think of that has an a in their first name and a b in their last name?
Answers: 2
SAT, 25.06.2019 22:00
The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.
Answers: 1
SAT, 26.06.2019 05:30
The graph shows the populations of two species in a particular region over two decades. based on the graph, what can you conclude about the relationship between the two species? a. the two species have a parasitic relationship. b. the two species are mutualistic in nature. c. the two species exhibit commensalism. d. the two species have a prey-predator relationship. e. the two species have a familial relationship.
Answers: 1
On a test the graders have a mean of 77 and a standard deviation of 8. if we can approximate the dis...
Mathematics, 12.03.2021 01:30
Mathematics, 12.03.2021 01:30
Mathematics, 12.03.2021 01:30
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Mathematics, 12.03.2021 01:30
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