Example 24. The following table represents the marks obtained by a batch of 12 students incertain class tests in Statistics and Physics.Sr. No.2345678101112Marks (Statistics) :53543230604628487265Marks (Physics):5541484927252320604367Indicate in which subject is the level of achievement higher?28

Answered: Image /qna-images/answer/5c40b145-3c74-473f-939f-eeb25cc7e30e.jpg

Answered: Example 24. The following table…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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20 The mode for the following data 2, 2,5,3,5,3,10,13, 10 , 13 Select one: of a. 2,3,5 b. 2,10 estion C. no mode d. 2, 3,5, 10
Example 7. In a batch of 25 students, 7 students failed in a test. The marks, of 18 students who passed were 36, 80, 48, 75, 79, 65, 82, 39, 57, 68, 38, 45, 81, 50, 37, 84, 66, 53. What was the median of all the 25 students.
Example 51. Compute D; of the following data: 13, 14, 7, 12, 9, 17, 8, 10, 6, 15, 18, 21, 20
A. P value= b. Is the p-value >,< a c. Accept, reject, or hypothesis
The mode of the data 15, 13, 19, 15, 25, 22, 15 is O 19 O 15 O 13 О 22 О 25
7. A sample of 12 students participated in an online tutoring program in mathematics. Each student took a pretest before the program started, and a posttest after completely the program. Following are the scores. Student 1 4 5 6 7 9 10 11 12 Pre test 73 76 45 77 65 44 51 53 78 70 46 79 Post Test 83 89 57 79 75 39 62 76 79 39 94 Can you conclude that the median scores differ between the pretest and the posttest? Use the a = 0.05 level of significance. 00 ino
Sam took 4 courses last semester: Spanish, Physics, Biology, and Calculus. The means and standard deviations for the final exams, and Sam's scores are given in the table below. Convert Sam's score into z scores. Subject Mean Stand. dev. Sam's score Sam's z score Spanish 44 12 47 Physics 60 14 84.5 Biology 77 10 82 Calculus 70 12 79 On what exam did Sam have the highest relative score?(Enter the subject.) In the Biology class, there was a student with a z-score of 1.2. What score did that student earn on the exam?
Mr Alsup asked the studentS in his third-and sixth-period English classes whether they had chosen a topic for thier writing assignment. he recorded the data in a two-way table, as shown below English class Yes No Total Third period 24 6 30 Sixth period 22 3 25 Total 46 9 55 if jannette in in mr alsup sixth-period english class what is the probablity that she has not chosen a topic for her writing assignment? a- 3% b- 5% c- 12% d-14%
Full data set 3. The data to the right represent the number of chocolate chips per cookie in a random sample of a name brand and a store brand. Complete parts (a) to (c) below. Name Brand Store Brand 22 29 24 22 28 23 25 22 17 28 24 35 32 28 33 27 23 31 26 28 15 24 23 21 (a) Draw side-by-side boxplots for each brand of cookie. Label the boxplots "N" for the name brand and "S" for the store brand. Choose the correct answer below. O A. OB. OC. N- S- 30 40 40 (b) Does there appear to be a difference in the number of chips per cookie? O A. Yes. The store brand appears to have more chips per cookie. O B. Yes. The name brand appears to have more chips per cookie. O C. No. There appears to be no difference in the number of chips per cookie. O D. There is insufficient information to draw a conclusion. (c) Does one brand have a more consistent number of chips per cookie? O A. Yes. The store brand has a more consistent number of chips per cookie. B. No. Both brands have roughly the same number…

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