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…
The distribution of yearly income of people (thousand $) was as follows: Class <31 31-40 41-50 51-60 61-70 71-30 81-90 91-100 101-110 111-120 Frequency 7 13 5 12 23 7 10 4 14 3 Find the mean, median, and mode for the given data
Eight students are selected randomly, and their present graduate GPA is compared to their undergraduate GPA and Scores on standardized tests. The data are shown below: Present 3.89 3.03 3.34 3.85 3.93 3.06 3.69 3.91 GPA Undergr 3.77 2.75 3.11 3.75 4 2.92 3.7 3.88 GPA Std. 700 460 550 690 720 420 670 670 Scores a. Write the regression equation, letting undergraduate GPA be x1 and standard scores be x2. X2. b. Is the model useful in calculating the present graduate GPA of a student? Use a = 0.05, State the null and alternative hypothesis. Provide the complete Regression Analysis.
Here is a set of sample data 4 10 27 34 7 22 25 38 39 42 47 53 54 55 59 77 85 86 94 Identify the 5 number summary (min, Q1, median, Q3, max) 255 N3l5lco
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?
3. Consider the following set of data, which represents a simple random sample of heights (in inches) of full-grown corn plants in Horseyetown, WI: (78.5, 88.8, 76.2, 73.0, 79.5, 66.9, 72.4, 86.6, 67.6, 73.5, 72.6, 72.6, 80.0, 69.1, 79.1, 73.9, 72.3, 83.3, 64.3, 69.1) Round your answers to 2 decimal places. A. Calculate the range. B. Calculate the sample mean. C. Calculate sample statistics to estimate the population standard deviation and variance of all full-grown corn plants in Horseyetown, WI.
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.
The following data were obtained an independent-measures research study comparing three treatment conditions. Use an ANOVA with α = 0.05 to determine whether there are significant mean differences among the treatments. TREATMENT I II III 2 5 7 N = 14 5 2 3 G = 42 0 1 6 ∑X^2 = 182 1 2 4 2 2 T 12 10 20 SS 14 9 10
12. The age of random sample of 40 people who attended a show at the fox. Theater are given below. Find the first, second, and third Quartile 20 26 31 34 39 45 50 62 20 29 31 35 40 47 51 63 23 30 32 35 40 49 51 66 23 30 33 37 40 49 54 69 26 30 34 38 42 49 57 72
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