Does this describe an observational study or an experiment?The temperature on randomly selected days throughout the year were measured.

The city of Raleigh has 11,100 registered voters. There are two candidates for city council in an upcoming election: Brown and Feliz. The day before the election, a telephone poll of 450 randomly selected registered voters was conducted. 220 said they’d vote for Brown, 197 said they’d vote for Feliz, and 33 were undecided.  Describe the population the surveyors are really interested in.

The answer to this question is 12. _______

You want to buy a $22,000 car.  The company is offering a 4% interest rate for 36 months.  What will your monthly payments be? _______

You want to buy a $240,000 home.  You plan to pay 20% as a down payment, and take out a 30 year loan for the rest.  How much is the loan amount going to be? _______ What will your monthly payments be if the interest rate is 6%? _______ What will your monthly payments be if the interest rate is 7%? _______

Suppose you want to have $300,000 for retirement in 35 years.  Your account earns 7% interest.  How much would you need to deposit in the account each month? _______ How much interest will you earn? _______

You deposit $5,000 each year into an account earning 3% interest compounded annually.  How much will you have in the account in 25 years? _______

A nurse is working on the telemetry unit and identifies the following dysrhythmias on the screen.  Which client requires immediate intervention? A.    B.    C.    D.  

A woman just delivered a baby via the vaginal route. The woman asks the nurse why her baby’s head is not round, but oval. Which explanation should the nurse give to the woman?

What is the rationale for the use of oxytocin (Pitocin) post-delivery (regardless whether vaginal or c-section)?