Need a little help with probability

1. Mr. Doodle’s grade distribution over the past 3 years for a course in college algebra is shown in the chart below.

Grade  Number

A         45

B         180

C         110

D         95

F          65

I           5

If Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probability that she receives at least a B.

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MCQ Question

MCQ Question

Momentum and Collisions

Momentum and Collisions

In an elastic collision both momentum & KE are conserved. In inelastic collisions momentum is conserved but KE is not. Explain what happens in an inelastic collision that makes the difference, and where does the energy go?

CJA / 354 Paper

 CJA 354 Criminal Law Evaluation Paper

Nonrenewable vs. Renewable Resources

Diffrance Between Nonrenewable vs. Renewable Resources

Eating Disorders

Eating Disorders

Biological causal factors of anorexia nervosa include genetic predisposition, serotonin regulation, and physiologic weight set points. Given the prevalence of this disorder, it seems unlikely that biological causes alone could account for it.Research eating disorders using online resources.

Comment on the relative strengths of biological causes compared to sociological or individual causes. Consider the types of anorexia nervosa in your argument. Explain any treatment strategies that would support your argument. Does obesity share anything in common with anorexia nervosa? Consider obesity causal factors and whether obesity is truly a mental disorder. 

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Road (Highway) transportation

Identify and then discuss unique safety (not security) issues you see related to each of the five modes of transportation.( Air, water, rail, and highway and Pipeline)  It is possible to identify the same considerations for some but not all modes, they all have unique dimensions. Your submission should discuss each mode and start by identifying unique safety considerations. You then should have a separate paragraph addressing safety considerations that might apply to groups of modes, there should be no safety consideration that applies to all modes, that is beyond the scope of the topic

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Safety considerations

Identify and then discuss unique safety (not security) issues you see related to each of the five modes of transportation.( Air, water, rail, and highway and Pipeline)  It is possible to identify the same considerations for some but not all modes, they all have unique dimensions. Your submission should discuss each mode and start by identifying unique safety considerations. You then should have a separate paragraph addressing safety considerations that might apply to groups of modes, there should be no safety consideration that applies to all modes, that is beyond the scope of the topic