2. Supposed that Ms. Llave's English class has the following scores in two tests as shown inTable 1:Student's NameTest 1 ScoresTest 2 ScoresJude2726Lara2831Nicole2630Christopher3231Desserie2830Lyra2729Lance2524Vince2423Marc2318ElyzaPhilip24262930Jomarie2728Earl3029BudgettAron19222527Determine the following of each of the tests (1 and 2):a. Meanb. Medianс. Moded. Variancee. Standard Deviation

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Answered: 2. Supposed that Ms. Llave's English…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Of 100 students, 27 can speak French F, 36 can speak German G, and 14 can speak both French and German. How many students speak neither French nor German? Oa. 49 O b.35 O c. 51 Od. 63 O e. 14
d. Selected student is male and his age between 21 and 24 years. e. Selected student is female student or her age less than 21 years. f. Selected student is more than 24 years given that he is male student.
A panel of Judges A and B graded seven debators and independently awarded the following marks : Debator 1 3 4. Marks by A 40 34 28 30 44 38 31 Marks by B 32 39 26 30 38 34 28 An eighth debator was awarded 36 marks by Judge A while Judge B was not present. If Judge B were also present, how many marks would you expect him to award to the eighth debator assuming that the same degree of relationship exists in their judgement.
For the given stem-and-leaf display, the median is 8 7 2 4 6 7 9 4 1 5 7 8 1 2 2 2 6 О а. 37 O b. 30 О с. 3 O d. 30.5 6,
O A. There is insufficient information to tell. OB. No. O C. Yes.
The mode of the data 15, 13, 19, 15, 25, 22, 15 is O 19 O 15 O 13 О 22 О 25
Choose all of the following true statements. {7,"Albert R.", 7/2, True} is not a set because it contains mixed data types. {7,"Albert R.", T/2, True} is a set. {7,"Albert R.", T/2, True} is the same as {True, "Albert R.", 7, 7/2} O 14/2 e {7," Albert R.", 7/2, True} O T/3 € {7,"Albert R.", 7/2, True} O 2/3 ¢ Z ACB= Vx. [x E A → x E B where A, B are sets. 6. {3} € {5,7,3} The empty set is a subset of every set.
3. A mathematics placement test is given to all entering freshmen at a small college. A student who receives a grade below 35 is denied admission to the regular mathematics course and placed in a remedial class. The placement test scores and the final grades for 20 students who took the regular course were recorded as follows: Placement Test Course Grade | Placement Test | Course Grade 50 53 90 54 35 35 41 80 60 91 61 48 40 56 60 71 55 68 60 71 65 36 40 47 35 11 55 53 60 70 50 68 90 79 65 57 35 59 50 79 (a) Plot a scatter diagram. (b) Find the equation of the regression line to predict course grades from placement test scores. (c) Graph the line on the scatter diagram (d) If 60 is the minimum passing grade, below which placement test score should students in the future be denied admission to this course?
Eighteen students in a geology class were asked how many college credits they had earned.The responses are as follows. Construct a stem-and-leaf display. 10 15 17 24 24 30 33 36 42 45 45 48 48 53 54 60 60 62 1|7 represents 17 Stem Leaves 1 0 5 7 2 4 4 3 0 3 6 4 5 3 4 6 0 0 2
Represent the problem with Venn diagram and answer the question based on the diagram. Show the solution. A television poll of 151 persons found that; 68 watched Law and Order; 61 watched The West Wing, 52 watched the Sopranos, 16 watched both Law and Order and The West Wing; 25 watched both Law and Oder and the Sopranos; 19 watched both The West Wing and The Sopranos; 26 watched none of these shows. Question: How many persons watched all these shows?

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