Question 2Part AThe following data show the weekly food expenditure (in RM) of 30 university students.888072615043302142326172879988776654455467759876676968697678i. Based on the data given, construct frequency distribution using the following class intervals: 20and under 30, 30 and under 40, etc.ii. Find the mean and standard deviation based on frequency distribution in (i).Part BBased on past hospital records, the probability of a patient survive from a certain disease is 0.20.Assume this holds true for the population, answer the following questions.i. Find the probability that less than 3 of the 6 patients will survive from a certain diseaseii. Find the probability that at least 3 of the 8 patients will survive from a certain disease.iii. Find the probability that between 3 and 7 of the 8 patients will not survive from a certain disease.

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Answered: Part A The following data show 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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Construct one table (similar to Table 2-5) that includes relative frequencies based on the frequency distributions from Exercises 5 and 6, and then compare the ages of Oscar-winning actresses and actors. Are there notable differences?
Calculate the appropriate measure of skewness from the following distribution. Monthly income Upto 100 100-150 151-200 201-300 301-500 501-750 751-1000 1000 & above Frequency 9 51 120 240 136 33 9 2
The table below shows the monthly incomes (in thousands) of Mr. Adam. 11 56 43 11 12 11 10 48 23 21 22 28 17 18 60 23 11 25 22 21 17 53 48 47 47 Read the above table and answer the following questions: a. Using the 2" rule, how many classes would you suggest? b. Create a Frequency distribution table from the data above. c. Create a Relative frequency Distribution and show the graph d. Create a Cumulative Relative Frequency distribution and display the graph e. Explain your graphs found in part c, and d in plain english. 21
The following data shows the cost of electricity (in $) during July 2015 for a random sample of 50 one-bedroom apartments in a large city. a.Form a frequency distribution for the above data. b. Find arithmetic mean based on the frequency distribution you developed.
Find the 1st quartile, 7th decile and 35th percentile of the following distribution. Class Interval Frequency 151-160 8 141-150 12 131-140 6 10 7 11 13 9 4 121-130 111-120 101-110 91-100 81-90 71-80
Use the Histogram tool to develop a frequency distribution and histogram for the number of months as a customer of the bank in the data below. Compute the relative and cumulative relative frequencies and use a line chart to construct an ogive. Complete the frequency distribution for the months as a customer, and compute the relative and cumulative relative frequencies. (Type integers or decimals rounded to three decimal places as needed.) Bins Frequency Relative Frequency Cumulative Relative Frequency 10 enter your response here enter your response here enter your response here 20 enter your response here enter your response here enter your response here 30 enter your response here enter your response here enter your response here 40 enter your response here enter your response here enter your response here 50 enter your response here enter your response here enter your…
calculate coefficient of variation for the following frequency distribution Ages 10-12 12-14 14-16 16-18 18-20 20-22 22-24 24-26 26-28 f 3 30 110 218 275 222 108 32 2
The data below shows time taken (in minutes) for 50 students to travel to their school from home.Time (minutes)23 16 16 17 1218 17 32 11 2711 16 22 18 2021 15 21 17 3432 14 18 21 2922 12 30 27 1627 20 21 14 2817 17 17 20 2613 20 27 26 1718 21 21 36 29 2. Draw a histogram based on your frequency distribution table.3. Give your comment about the distribution of the data based on your histogram.
Make a frequency distribution for the data. X f 1 2 2 20 3 21 4 15 The sample mean is x = (Round to one decimal place as needed.)
Here are the quiz scores (out of 50) on a past quiz. Construct a Relative Frequency Table. 36 42 42 42 42 41 38 41 40 42 43 44 45 45 46 44 43 48 43 42 43 41 50 38 38 40 44 Class Limits Lower - Upper Class Boundaries Lower - Upper Tally Frequency Class Midpoint Relative Frequency (f/n)
Calculate the Mean for the following frequency distribution. Round the result of the mean to two decimal places. Límit Frequency 100 - 110 24 111 - 121 36 122 - 132 22 133 - 143 11 144 - 154 9 155 - 165 24
409 321 227 185 501 550 309 346 472 536 512 116 41 181 305 385 194 496 30 62 381 68 544 387 474 216 356 324 134 Construct a frequency distribution for the given data inclusive of midpoints, relative frequencies and cumulative frequencies.

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