Problem 1 An urn contains two type A coins and one type B coin. When a type A coin is flipped, it comes up heads with probability 1/4. When a type B coin is flipped, it comes up heads with probability 3/4. A coin is randomly chosen from the urn and flipped. Given that the flip landed on heads, identify the probability that it was a type A coin. Write out you work to solve the problem on scratch paper to be scanned and uploaded at the end of the exam time.Please include your Full Name, PSU ID, and Problem Number on each sheet of paper.  

Which of the following statements best explains the use of pass in Python? 

Consider the ODE                            with

Select the answer that best completes the following question:      ¿____________ quieres tomar?  

Course Selection Database Design (Part 2) — SQL Statements Instructions Using the E/R diagram from Question 1, write SQL statements to create the following tables: students, courses, teachers, departments, and courseSelection. Ensure the relational schema accurately reflects the relationships in the E/R diagram. SQL Statements Should Include Valid SQL syntax Primary keys Column names with data types Foreign keys (if applicable)

You look under a microscope of cocci-shaped bacteria and see them clumped in groups of 4. This is also called___

How are prokaryotes (bacteria and archaea) different from eukaryotes? 

The 3 major shapes of bacteria include coccus, rod-shaped, and spiral

What is the powerhouse of most eukaryotic cells?

Complete the sentence with the appropriate Spanish word from the following word bank.  Two words will not be used:  adolescencia, flan, propina, vejez, botella, jubilarse, regalar, vida, casado, postre, separados, viudo.    3.  La etapa de la vida cuando una persona tiene 75 años se llama la ________________.