Two point charges, q1 = [q1] μC and q2 = [q2] μC, are placed on the corners of a rectangle as shown in the figure, where h = [h] m and w = [w] m. The x component of the electric field due to q2 at the origin O is: Give your answer in units of N/C and round to the nearest whole number. Your answer should be numerical only, don’t type the units. Hint: Components of vectors can be positive or negative. For example, if a vector is pointing in the negative x direction, then the x-component should be negative. No partial credit for missing a negative sign.

Nerve that originates in the motor nuclei of medulla oblongata and is destined to the muscles of the tongue. 

B. Le mieux et le meilleur!  Everything in your neighborhood is the best. Indicate this by completing each of these sentences with a logical superlative. (4 x 2pts. each = 8pts.) Modèle: You see: Le restaurant Chez Jacques est charmant. C’est le restaurant _________________________du quartier. You write: le plus charmant *Please do not add additional information as Canvas will flag your answer as incorrect.

  Sie hören nun eine Diskussion. Sie hören die Diskussion zweimal. Dazu lösen Sie acht Aufgaben. Ordnen Sie die Aussagen zu: Wer sagt was? Lesen Sie jetzt die Aufgaben 23 bis 30. Dazu haben Sie 60 Sekunden Zeit. Der Moderator der Sendung „Bildung aktuell“ diskutiert mit Sarah Binder, Medizinstudentin, und Alexander Kröner, Vorsitzender des Internationalen Studentenclubs, über das Thema „Pflichtsemester im Ausland“. Beispiel: Ein Medizinstudium ist schwierig. Moderator             X Sarah Binder Alexander Kröner

(= cher) Les haricots verts sont [1] que les petits pois.

Eine Ausnahme sollte sein, wenn man schon im Ausland gelebt hat.

Enter below the R command to create the test data set. Call this test data frame “testStroke”.[b1d9a17e-4377-46f2-90db-049014acbe4f]

Marc vous offre le repas? Oui, il [1].

C. Les déménagements  A few friends are moving into new apartments near each other, but not everything is unpacked yet. Complete the answers to the questions using two object pronouns in each response. (6 x 2 pts. each = 12pts.) Modèle:  You see: Paul achète le journal pour son père?  Oui, il ______________________________________. You write: le lui achète *Please do not add additional information as Canvas will flag your answer as incorrect.

Run a DA regression to predict Salary using all the other variables in TechSales (other than Sales_Rep).   Set the seed to 1234 and partition the data into training and test sets. As per usual, the training set should be comprised of a randomly selected 60% of the data and the test set should be the remaining 40 %. Again, use 1234 as the seed. Be sure to set the seed just before generating your train sample. Run the model you created using the training set on the test set. Report here the root mean squared error you calculated. Provide your answer to two decimal places.