2) Given the table below , find the sample units per strata for a sample of 325 studentsCoursesYear LevelNumber of Students( male )( female )BiologyFirst2046Second1545Third743Fourth1139PoliticalFirst1138ScienceSecond1439Third36MathematicsFirst1535Second1237Third1936PsychologyFirst2036Second1945Third1147EnvironmentalFirst1235ScienceSecond517Third413HumanFirst10Service11Find the sample distribution point per a) field of specialization b) per year level cv) per sex.

CoursesYear LevelNumber of studentsMaleFemaleBiologyFirst2046Second1545Third743Fourth1139Political…

Answered: 2) Given the table below, find the…

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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1. Sample data about the listing price of a house is collected from Surrey, Guilford area in 2022 and the data is given below. Using the data answer the following questions: N 1 2 3 4 5 Listing Price 1049900 11 1229000 1049900 12 1230000 1050000 13 1075000 14 1298999 1299000 1299000 1075000 15 16 1398000 1078800 1179000 17 18 1398000 1399000 1188000 1188000 19 1449900 1225000 20 1450000 a. What is the mean listing price of a home? b. Generate appropriate numerical summaries for the listing price of a home, the sample standard deviation, etc. 6 7 8 9 10 Listing Price N Listing Price 21 1450000 22 1450000 23 1469900 24 1475000 25 1475000 26 1480000 1499000 27 28 1499000 29 1499233 30 1499900 N C. Use these summaries to develop a 95% confidence interval to estimate the mean listing price of a house in your selected city. That is, you will be using the sampling data you collected to estimate the population parameter (listing price). Make sure to show both your calculations and a final…
5. Approximate the mean, median and the mode of the frequency distribution table below. CLASSES CM св RF CF 9 1 4.5 -0.5 9.5 1 1 100 10 19 2 14.5 9.5 19.5 2 99 - МEDIAN 20 29 24.5 19.5 29.5 1 4 97 30 39 3 34.5 29.5 39.5 3 7 96 40 49 44.5 39.5 49.5 2 9 93 50 59 9. 54.5 49.5 59.5 9. 18 91 60 69 8 64.5 59.5 69.5 8 26 82 70 79 35 74.5 69.5 - 79.5 35 61 74 80 89 30 84.5 79,5 - 89.5 30 91 39 90 99 9 94.5 89.5 - 99.5 9 100 9 TOTAL 100 100 MEAN MODE
3 and 4
1. Given the data set: {3, 5, 6, 9, 4,7,4,2,3,9, 1, 3, 8} provide the following rounded to two decimal places if needed) The mean а) b) The median The mode c) The range _The midrange d) e The five number summary f) g) A box and whisker plot: draw below using the provided number line for scale. 3 6 10 1 2 4 7 89 h) Is this data set skewed_yes - positive/right, yes - negative/left or no - symmetric (circle one) _The standard deviation (O i) j) Most of the data in the set above are between - 6 and u6. Calculate these values and verify this statement based on the set above. k) According Chebyshev's Theorem, what fraction of the set lie within 2 standard deviations of the mean? Verify this based on the set above
Performance Task Title: SAMPLING AND SAMPLING DISTRIBUTIONS GOAL: To gauge the performance of the 'students' in a quarter in different subjects like Math, Science, Filipino, and English ROLE: The student will act as a statistician AUDIENCE: Grade 11 students SITUATION: Given below are the normally distributed grades of Section A: Student # ENGLISH FILIPINO MATH SCIENCE Student # ENGLISH FILIPINO MATH SCIENCE 1 82 88 85 81 26 88 85 86 85 2 83 80 81 79 27 81 81 80 76 3 86 82 80 78 28 86 81 80 75 4 87 86 87 85 29 88 84 85 81 5 88 85 80 76 30 84 80 85 75 6 88 86 89 88 31 85 86 80 75 7 89 95 92 85 32 84 81 80 77 8 92 86 87 86 33 89 90 90 89 9 90 90 97 90 34 81 81 83 82 10 11 12 15 16 0123456 89 87 87 90 35 93 94 93 93 86 83 91 82 36 91 94 93 91 85 88 93 92 37 89 92 90 92 90 90 85 81 38 85 82 85 83 80 79 80 75 39 84 88 83 76 91 97 92 93 40 87 81 81 83 80 78 85 78 41 85 91 88 85 17 88 91 93 91 42 80 81 76 77 18 80 86 85 85 43 81 83 82 80 19 81 80 80 79 44 83 80 80 75 20 84 85 80 75 45 85 80…
Music library Students were asked how many songsthey had in their digital music libraries. Here’s a displayof the responses:a) What aspect of this distribution makes it difficult tosummarize, or to discuss, center and spread?b) What would you suggest doing with these data if wewant to understand them better?
a) observed value of the test statistic b) the distribution of the test statistic: either X12 , X42 or X22c) p value and if this shows strong evidence for an association
Find the mean and median for each of the two samples, then compare the two sets of results. )A comparison is made between summer electric bills of those who have central air and those who have window units. May June July Aug Sept $65 Central $32 $59 $80 $90 Window $15 $86 $99 $120 $40 a) Central Mean b) Central Median c) Window Mean d) Window Median e) In your own words, compare the 2 electric bills of those who have central air to those who have window units. f) Explain how you found the Window Mean. g) Explain how you found the Window Median.
47. Consider the following distribution: : 0-10 10-20 20-30 30-40 40-50 12 18 20 25 23 Compute mean, median and mode.
Find the Mean, Median, and Mode for Ungrouped and Grouped Data of the given data set. 17 36 16 29 19 28 18 20 16 26 23 25 26 20 15 20 25 24 26 25 17 20 17 36 28 25 20 28 25 11 22 23 29 26 21 25 14 27 28 23
12) The Human Resource department of Lala firm has summarized the number of service years of their 120 employees as below. Number of Service years employees 16 1-4 5-8 20 9-12 28 13-16 24 17-20 16 21-24 11 25-28 a) Calculate the mean and variance for the service years. b) Draw an ogive to represent the data above. Hence, estimate the median value for the above distribution.
2. A test has a maximum possible score of 200. The results achieved by a class of 20 students are listed: 168, 152, 112, 88, 95, 123, 177, 166, 145, 104, 112, 156, 110, 141, 177, 166, 134, 190, 111, and 120. a) Determine the mean, median, and mode. b) What are the quartiles for this data set? c) Jacquelin's mark is in the 40th percentile for this group. Explain what the percentile means. What is Jacquelin's mark? (4

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