At a certain gas station, 40% of the customers use regular u…

At a certain gas station, 40% of the customers use regular unleaded gas (A1), 35% use extra unleaded gas (A2), and 25% use premium unleaded gas (A3).  Of those customers using regular gas, only 30% fill their tanks (event B).  Of those customers using extra gas, 60% fill their tanks, where as of those using premium, 50% fill their tanks.  What is the probability that the next customer will request extra unleaded gas and fill the tank?

Group 3: There are two diagnostic tests available in the hos…

Group 3: There are two diagnostic tests available in the hospital for this pathogen, a precipitation test and a reverse transcription polymerase chain reaction (RT-PCR) test. Which test would be best for confirming the patient has an active infection? (three words max) Explain your choice. (three sentences max) Explain how a precipitation test works. (five sentences max) What does a negative result look like? (one sentences max) What does a positive result would look like? (one sentences max)  Please, label your answers A-E.

Use MATLAB to create plots of the maximum applied torsional…

Use MATLAB to create plots of the maximum applied torsional stress vs strain as measured by the end of the sample that is rotating for all samples. You may plot samples on one figure or individual figures using the software of your choice. Be sure plots are well labeled. Upload your plots here. 

The forced expiratory volume (FEV) is a primary indicator of…

The forced expiratory volume (FEV) is a primary indicator of lung function. Researchers are interested in studying n = 264 children ages 11-19; below is a graph of their FEV values. Find the most accurate values for the blanks: The middle 50% of the data is located between _____ and _____.