1.00,90.88,78,6Cunulative Relative Frequency- 0,58.48,30.20,1101520ValuesBased on the graph above, what is the relativefrequency of the 15-to-20 class?

Answered: Image /qna-images/answer/b53a5ef6-f742-42b4-8175-b4b0157123f3.jpg

Answered: 1.0 0,9 0.8 8,7 8,6 Cunulative Relative…

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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Prepare a frequency table for the data below with the width of each class interval as 8 using the exclusive method. Given x= { 57,44,80,75,18,45,14,04,64,72,51,69,34,22,83,79,20,57,28,96,56,50,47,10,34,61,66,80,46,22,10,84,50,47,73,42,33,48,65,10,34,60,53 ,75,90,58,46,39,69}
2
The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 8 8 36 14 31 39 32 36 19 3 4 25 26 12 16 9 Complete the table, starting with the lowest class limit. (Simplify your answers.) Relative Cumulative Class Frequency Midpoint Frequency Frequency Which class has the greatest frequency? The class with the greatest frequency is from to Which class has the least frequency? The class with the least frequency is from | to
A randomly selelected group of individuals were asked how many marbles they believed were contained in a sealed jar. The following frequency distribution summarizes the results. Complete the table by determining the midpoints, relative frequencies, and cumulative frequencies. You may answer using decimals to three places when necessary Marbles Frequency Midpoints Relative Frequency Cumulative Frequency 180 - 194 12 195 - 209 4 210 - 224 10 225 - 239 3 240 - 254 9 What is the class width of this frequency distribution?
1. Find the class midpoints of the first three classes (20-29,30-39, and 40-49) 2. Is the data displayed in the frequency table approximately normal? Explain your reasoning
The data in the relative frequency bar graph below represents the number of stars earned by 140 performers in a talent competition. 35 30 25 20 15 10 1 Number of Stars How many performers earned exactly 3 stars? Be careful - compare the question wording to the scale on the y-axis of the graph. Notice it says "percentage of performers" Percentage of Performers (N = 140) N 寸
The accompanying relative frequency ogive represents the composite score on a standardized test for a high school graduating class. Complete parts (a) through (d) below. Click the icon to view the ogive. (a) What is the class width? Ogive of Composite Scores 6 (Type a whole number.) (b) Approximately 10% of students had a composite score below what level? 1- 18 (Type a whole number.) 0.9- (c) What percentage of students had a composite score less than 36? 0.8- 80 % 0.7- (Type a whole number.) 0.6- (d) Five percent of students had a composite score above what level? 0.5- (Type a whole number.) 0.4- 0.3- 0.2- 0.1- 6 12 18 24 30 36 42 48 54 Composite Score Cumulative Relative Frequency
Find the mean from the frequency table below.Classes Frequency 10-14 815-19 2920-24 4225-29 730-34 1
Strictly homework not quiz thanks!
The data in the relative frequency bar graph below represents the number of stars earned by 140 performers in a talent competition.How many performers earned exactly 5 stars? Be careful - compare the question wording to the scale on the y-axis of the graph. Notice it says "percentage of performers"
The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 15 14 4 7 19 12 16 5. 10 17 17 18 14 10 6 Complete the table, starting with the lowest class limit. (Simplify your answers.) Relative Cumulative Class Frequency Midpoint Frequency Frequency Which class has the greatest frequency? The class with the greatest frequency is from to Which class has the least frequency? The class with the least frequency from to
How to find the class width of a frequency table?

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1.0 0,9 0.8 8,7 8,6 Cunulative Relative Frequency- 0,5 8.4 8,3 0.2 8,1 10 15 20 Values Based on the graph above, what is the relative frequency of the 15-to-20 class?