QUESTION 15Questions 15-20 relate to the following grouped frequency distribution of a sample. Construct a table and use it to answer the followingquestions. Compute ΣX0-910-1920-2930-3940 - 4950-5960-69QUESTION 1643486522fUse the grouped frequency distribution in problem 15 to compute Σ(xf)

Answered: QUESTION 15 Questions 15-20 relate to…

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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Question 1 For the following frequency distribution table calculate the mean, where the class limit is 4 Class upper limit class lower limit 13 6 8 18 20 (Write your answer with Two decimal places, for example 11.17)
Question 9
Question 3: Numerical example: Find the median, for the distribution of examination marks given below: Marks 30--39 40--49 50--59 60--69 70--79 80--89 90--99 Number of 08 87 190 304 211 85 20 students
QUESTION 4 Find the median class from the frequency distribution table below Class (x) Frequency (f) 0-10 20 11-21 30 22-31 63 32-41 93 42-51 20 52-61 118 O A. 11-21 O B. 42-51 O C. 22-31 O D. 32-41 QUESTION 5 Finding Mean from the Frequency Distribution Table below; Please leave your answer to the nearest hundredths. X ---------- 0--------20 1-------30 2- 2,419 3-------- 64 4------- 50 5------- 15 it Cliok Saue All Answers to save all answers.
#11
QUESTION 2: Compute mean for the data given below: Class f Below 0.73135 10 Below0.73155 15 Below0.73175 20 Below0.73195 25 Below0.73215 30 Below0.73235 08 Above 0.73235 02
QUESTION ONEA. Develop a histogram for the frequency distribution below, the commutingdistance for 50 employees of a particular company. Commuting Miles Frequency 0-under 4 3 4-under 8 10 8-under 12 6 12-under 16 16 16-under 20 6 20-under 25 9 Total 50 B. A statistics professor administered an exam to three different classes. The 8:00 class had 20 students and an average score of 82.4. The 9:00 class had 24 students and an average of 78.9. The 29 students in the 10:00 class had an average of 87.3. Calculate the overall average for all three classes combined.C. The following table summarizes the grade point averages (GPAs) of graduatestudents in a statistics class. Approximate the mean GPA of the class. GPA Frequency 3.0-under 3.2 5 3.2-under 3.4 9 3.4-under 3.6 6 3.6-under 3.8 16 3.8-4.0 2 D. The following table lists the number of days that 15 houses in a particular areawere on the market…
QUESTION 1 The relative frequency distribution below gives the distribution of races in Utica, NY. Each category refers to people exclusively of the indicated race, so that none of the categories overlap. A total of 61,645 people were living in Utica at the time this information was gathered. Source: http://www.city-data.com/city/Utica-New-York.html Race Relative Frequency American Indian 0.0012 Asian 0.1215 Black 0.1294 Native Hawaiian & Other Pacific Islander 0.0005 White 0.5792 Hispanic 0.1198 Other (Single Race) 0.0020 Two or More Races 0.0463 Use this frequency distribution and the information in the paragraph above to answer the questions that follow. a. How many people were living in Utica at the time thi information was gathered? b. What percent of Utica residents are American Indian, Hispanic, or Native Hawaiian & Other Pacific Islander? c. What percent of Utica residents are not white? d. At the time this information was gathered, how many people living in Utica were Black?…
Question 2 The frequency distribution below summarizes emplovee years of service for Alpha Corporation. The width of each class is 4. Year of service Frequency 11-15 16-20 15 21-25 10 26-30 31-35 3. O True False
Question 4 The following data represents the age of 30 lottery winners. 21 27 32 32 34 44 55 33 35 40 40 42 43 44 45 46 52 56 57 62 64 64 66 67 67 72 76 76 77 88 Complete the frequency distribution for the data. Age Frequency 20-29 30-39 40-49 50-59 60-69 70-79 80-89 Question Help: Written Example Message instructor Submit Question Jump to Answer
Question 22
QUESTION 13 The following histogram presents the ages of a sample of CNHS students. The bar corresponds to the class between 20 and 21 is missing. What is the relative frequency of the missing class? 0.3 Relative Frequency 0.25 0.2 0.15- 0.1- 0.05 0 17 18 19 20 21 22 23 24

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$straight x$	$straight f$
0-9	3
10-19	4
20-29	8
30-39	6
40-49	5
50-59	2
60-69	2

QUESTION 15 Questions 15-20 relate to the following grouped frequency distribution of a sample. Construct a table and use it to answer the following questions. Compute f X 0-9 10-19 20-29 30-39 40-49 50-59 60-69 4348522 f 6