midprac

midprac - Practice Midterm Pubh 7401 Fundamentals of...

This preview shows pages 1–4. Sign up to view the full content.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Practice Midterm Pubh 7401: Fundamentals of Biostatistical Inference This is a CLOSED BOOK exam. You are allowed to use your 1 page 8.5 x 11 in piece of paper with notes. You may also use the class notes from the course website. You are allowed Wolfram Alpha and Microsoft Excel/Stata/SAS, but do not use other websites. Show your work. 1 1) (10 points) A famous probability problem: “My dad heard this story on the radio. At Duke University, two students had received A’s in chemistry all semester. But on the night before the Final exam, they were partying in another state and didn’t get back to Duke until it was over. Their excuse to the professor was that they had a flat tire, and they asked if they could take a make-up test. The professor agreed, wrote out a test and sent the two to separate rooms to take it. The first question (on one side of the paper) was worth 5 points, and they answered it easily. Then they flipped the paper over and found the second question, worth 95 points: ‘Which tire was it?’ What was the probability that both students would say the same thing” 2 2) (25 points) Consider a RV X ∼ Poisson...
View Full Document

• Spring '11
• RichMacLehose
• Probability theory, Defense Intelligence Agency, Big Falls, proper distribution, famous probability problem

{[ snackBarMessage ]}

Page1 / 7

midprac - Practice Midterm Pubh 7401 Fundamentals of...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online