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(1.0 point)When evaluating a patient with acute headache, which of the following would indicate a more serious underlying condition may be occurring:

(1.0 point)Which of the following statements about Systemic Lupus Erythematosus is most accurate?

Extra Credit:  This question gives you the opportunity to share something you learned about a topic that was not covered on the test.  For full credit (2 points),  describe a clinical pearl / take-away (something you learned) that you will use in your future clinical practice about a topic covered in this course.  Content must be substantial and accurate to get full credit. 

(1.0 point)Your 23-year-old patient presents with symptoms of dysuria, urinary frequency and urgency x 2 days. No other symptoms. She is sexually active with male partners (IUD for contraception) and has never had this before. You order a urine dip and the findings are significant for:Positive leukocytes (moderate)Trace nitritesYour next step includes:

Two cards are selected in sequence from a standard deck. Frind the probability that the second card in the deck is a 9, given that the first card is a Queen. (Assume the Queen is not replaced). 

The variance of a binomial distribution for which n=100 and p=0.20 is

What percentage of the area under the normal curve falls within one standard deviation of the mean?

Determine the joint probability from the given probabilities. (Hint: use a probability tree) P(A)=.8  P(B|A)=.4 P(A’)=.2 P(B|A’)=.7 What is the P(A and B)?

If two events are complementary, then we know that

A random variable X is best described by a continuous uniform distribution from 20 to 45 inclusive. The standard deviation of this distribution is approximately Note:  σ = ( b – a ) 2 12 1 / 2