Click the link below to open the formula sheet for this test in a new tab . Leave that tab open during the exam. If the link does not work, for some reason, you can reference the image of the formula sheet below. However, that will require scrolling back to the top of the test, as needed. BUS 271 Test 1 Formula Sheet  Is there a formula sheet link provided?

Laura listens to one of 3 different podcasts while exercising. Podcast A is 15 minutes long, podcast B lasts 30 minutes, and podcast C is 90 minutes. Last month Laura listened to podcast A 19 times, podcast B 4 times, and podcast C 2 times. Using the number of times times Laura listened to each podcast as weights, compute the weighted mean podcast time for Laura last month.

Laura listens to one of 3 different podcasts while exercising. Podcast A is 15 minutes long, podcast B lasts 30 minutes, and podcast C is 90 minutes. Last month Laura listened to podcast A 19 times, podcast B 4 times, and podcast C 2 times. Briefly explain why the unweighted mean you computed above is different from the simple, unweighted mean. Note: No computations are required for this part. I simply am asking you to explain why the weighted mean is higher, lower, or about the same as the unweighted mean.

You are researching housing prices in a neighborhood of medium-sized older homes. Recently, a wealthy retiree moved into the neighborhood and built a massive new home. If you want a number that best reflects the representative home price in the neighborhood, would you choose the mean or the median price?  Pick one and explain/justify your choice.

For which reason should adequate hydration be maintained in a client with pneumonia?

Assume the average cantaloupe weighs 3 pounds, with a standard deviation of 0.75 pounds. Meanwhile, the average length of an action movie is 105 minutes, with a standard deviation of 14 minutes. ANSWER BOTH QUESTIONS IN THE TEXT/RESPONSE BOX BELOW. SHOW AS MUCH OF YOUR WORK AS POSSIBLE. A) Compute the z-score for a cantaloupe weighing 5 pounds. Show 2 digits after the decimal. B) Compute the z-scroe for an action movie lasting 80 minutes. Show 2 digits after the decimal.

Suppose Netflix tracks the amount of time customers watch programming (in minutes) each day. This data would be …

A nurse is preparing to administer an IV fluid bolus of 500 mL 0.9% sodium chloride over 60 min. The drop factor of the manual IV tubing is 10 gtt/mL. The nurse should set the manual IV infusion to deliver how many gtt/min? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.) _______

A client with chronic obstructive pulmonary disease (COPD) is prescribed oxygen @ 2 L/min. Which is the best method to administer oxygen to this client? 

The nurse is assigned to care for a client admitted to the hospital with chronic obstructive pulmonary disease (COPD). Which medication does the nurse anticipate to decrease this client’s risk for developing a respiratory infection?