The histogram below displays the distribution of 50 ages at death due to trauma (accidents and homicides)that were observed in a certain hospital during a week.Frequency1816142086ON10 20 30 4050 60 70 80 90AgeWhat percentage of deaths were individuals younger than 35?(a) 34%(b) 60%(c) 68%(d) 70%(e) 80%

from given histogram we make table age frequency 5-15 3 15-25 18 25-35 13 35-45 6 45-55…

Answered: The histogram below displays 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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The table below shows data from a study relating a man's age to the average number of miles he can cover on foot in one hour. Age Miles 18 5.8 25 5.5 32 5.5 39 5.2 46 4.3 53 4.2 60 3.1 67 26 74 1.8
We are interested in the number of years students in a particular elementary statistics class have lived in Maryland. The information in the following table is from the entire section. Number of years Frequency 7 14 16 15 20 2 21 32 1 What is the mean number of years? Please report your answer to two decimal places.
The heights (in inches) of 30 adult males are listed below. A frequency distribution show the frequency and relative frequency using five classes. 70 72 71 70 69 73 69 68 70 71 67 71 70 74 69 68 71 71 71 72 89 69 TL 0 1 669 Height (in inches) 67.0-68.4 Frequency Relative Frequency 0.20 6. 5. 13 0.167 70.0-71.4 0.433 71.5-72.9 73.0-74.4 0.133 4. Which category of heights represents the mode? O 67.0-68,4 68.5-69,9 0 70.0-71.4 O 71.5-72.9 73.0-74.4 Save All Answers 34°F here to search +66 6
Listed below are pulse rates (beats per minute) from samples of adult males and females. Find the mean and median for each of the two samples and then compare the two sets of results. Does there appear to be a difference? Male: 90 53 58 83 62 54 59 70 61 73 57 67 53 96 69 Female: 91 85 93 85 81 88 88 87 94 72 67 86 80 79 77 Find the means. The mean for males is beats per minute and the mean for females is beats per minute. (Type integers or decimals rounded to one decimal place as needed.)
The histogram below displays the distribution of 50 ages at death due to trauma (accidents and homicides) that were observed in a certain hospital during a week. 18 16 14 12 10 30 40 50 60 70 80 90 Age What percentage of deaths were individuals younger than 35? (a) 34% (Б) 60% (c) 68% O (d) 70% (e) 80% Frequency 20
130 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 18 0.1385 18 1 21 0.1615 39 2 20 59 3 15 0.1154 4 16 0.1231 90 10 0.0769 100 6 0.1231 116 7 14 0.1077 130 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 5 times per week?
130 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 0 16 0.1231 16 1 21 0.1615 37 2 17 0.1308 54 3 15 4 15 0.1154 84 5 14 0.1077 98 6 16 0.1231 114 7 0.1231 130 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 5 times per week? %
The following table shows the distribution of scores on a final elementary statistics examination for a large section of students. 0.12 The cumulative relative frequency for the class 60-70 (i.e. what percentage of students scored 70 or lower) is 0.06 0.57 Classes for Exam Scores 90 and over 80-90 70 - 80 60-70 50 - 60 40 - 50 Under 40 0.43 Number of Students 5 12 40 18 13 6 6
The table below shows the frequency distribution of the rainfall on 52 consecutive Tuesdays in a certain city. Use the frequency distribution to construct a histogram. Do the data appear to have a distribution that is approximately normal? Class 0-0.19 0.20 -0.39 0.40 -0.59 0.60-0.79 0.80 -0.99 1.00-1.19 1.20-1.39 Frequency 22 13 4 1 5 6 1 Choose the correct histogram below. OA. OB. O C. 30- 20- 10- 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 30- 20- 10- 0+ 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 30- 20- 10- 0+ 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 Q Q Q Do the data appear to have a distribution that is approximately normal? O A. No, it is approximately uniform. OB. No, it is not symmetric. OC. No, it has no obvious maximum. O D. Yes, it is approximately normal.
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110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week 0 1 2 3 4 5 6 7 Frequency 7 16 12 13 Relative Frequency 0.0636 0.1455 0.1091 0.1182 14 22 16 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 1 time per week? 0.1273 0.2 0.1455 Cumulative Frequency % 7 23 35 48 72 94 110
The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 4 4 2 5 2 6 3 7 1 8 4 9 2 10 1 The mean score on this test is: IncorrectThe median score on this test is: Show your work

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