The data below are the final exam scores of 10 randomly selected calculus students and the number of hours they slept the night before the exam. Calculate the linear correlation coefficient and decide if there is significant linear correlation. Round to three decimal places. Hours, x 8 10 7 13 7 9 9 10 11 8 Scores, y 72 87 67 95 73 85 92 97 97 78

Suppose that you wanted to prove the statement, “If a graph is planar, then it has chromatic number at most 4.”  Which of the choices below would be the most appropriate start and end of a direct proof of the statement?Start: End: Which of the choices below would be the most appropriate start and end of a proof of the statement by contrapositive? Start: End: Which of the choices below would be the most appropriate start and end of a proof of the statement by contradiction? Start: End:

The nurse is assessing a 62 year  postmenopausal client.  The client complains of abnormal vaginal bleeding.  Along with endometrial (uterine) bleeding the client complains of pelvic pain, fatigue, and unintentional weight loss.  Which of the following tests would be a definitive test to determine the etiology of this postmenopausal bleeding?

Match the following pelvic floor dysfunctions with their definition:

The client presents to the clinic with abdominal cramping, backache, headache, nausea when she has her menstruation.  The nurse would educate the client on which of the following medications to help alleviate the client’s signs and symptoms?

The client is a 25-year-old woman who has been experiencing increasingly painful periods since her late teens. The pain starts a few days before her period and can last for several days, sometimes even interfering with her daily activities. She also notices heavy bleeding and fatigue during her menstrual cycle, discomfort with bowel movements, especially during her period.    The health care provider is suspecting endometriosis.  Which of the following complications listed below would the nurse need to educate the client on based on the diagnosis of endometriosis?  

A nurse is reviewing a client’s chart for risk factors that would contribute to the client’s infertility.  Which factors would contribute to abnormalities of the fallopian tube associated with the development of infertility? Select all that apply:

For some women menopausal symptoms can be treated with estrogen replacement therapy.   The nurse knows which of the following are contraindications and should not be prescribed estrogen replacement therapy?  Select all that apply.

 A nurse is educating a father on common risk factors  for infertility. The father states “I don’t understand why we haven’t conceived”.  Which of the following would be risk factors that the nurse would educate the father on  that may place the father at risk for infertility?

A patient is prescribed cefazolin 1 gram IV every 6 hours. The first dose was given at 0800. When is the next dose due?