True or False:If  the and , the appropriate decision is to REJECT the null hypothesis.

Find the triple scalar product (u x v) ∙ w of the given vectors.u = -5i – 3j + 4k; v = 5i – 3j + 8k; w = 9i – 5j – 4k

Solve the problem.A 450-lb sign is hanging from the end of a hinged boom, supported by a cable inclined at 48° with the horizontal. Find the tension in the cable and the compression in the boom rounded to the nearest pound.

Short essays: For this exam redo, you will need to answer all six of these questions for full credit. Each question is worth up to 6 points.

Sometimes a person’s self-esteem does not match reality. Describe an example of how a psychological disorder can affect self-esteem (I have mentioned examples from my work as a therapist in class). Make sure to say what disorder or problem the person has and in what way their self-esteem differs from what an outsider would say about them.

During what age range is brain growth the fastest? At what age does the brain finish pruning the prefrontal cortex? 

Which type of Aortic dissection carries a worse prognosis?

Under optimal foraging theory, an individual will spend the greatest time foraging in an area that has ________.

A (72-year-old male with no comorbid medical conditions is brought to the ED with a 4-day history of fever, cough, and headache. He also reports abdominal pain, nausea, and diarrhea for the past 2 days. He has no history of smoking or alcohol consumption. Physical exam shows an alert man with poor concentration. Blood pressure is 140/75 mmHg, pulse is 105/min, temperature is 38.9°C (102°F), and respirations are 24/min. Lung examination shows mildly reduced air entry in the left base. Heart sounds are normal. Abdomen is soft with normal bowel sounds and no tenderness on superficial or deep palpation. Complete blood count shows a leukocyte count of 15700/mm3 (13% bands, 77% PMNs, 6% lymphocytes, and 4% monocytes). Chest X-ray shows patchy infiltrates in the left lower lobe. Sputum testing reveals abundant neutrophils with no organisms. Chemistries are significant for Na+ 130mEq/L. A urine legionella antigen is positive. What is the most appropriate pharmacotherapy in this patient?

Match the terms with their description.