The graph shows the distribution of the lengths (inseconds) of videos on a popular video-streaming site.The distribution is approximately Normal, with a meanWhat percentage of videos on the streaming site arebetween 264 and 489 seconds?0.15%of 264 seconds and a standard deviation of 75seconds.49.85%95%Streaming Videos99.7%3630114189264339414489564Mark this and returnSave and ExitNextSubmitPrevious ActivityNext Activity

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Answered: The graph shows the distribution of 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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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…
Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 47.1 miles per hour. 58 - 61 Speed (miles per hour) Frequency 42 - 45 29 46 - 49 14 50 - 53 54 - 57 3 ..... The mean of the frequency distribution is miles per hour. (Round to the nearest tenth as needed.) Which of the following best discribes the relationship between the computed mean and the actual mean? O A. The computed mean is close to the actual mean because the difference between the means is more than 5%. O B. The computed mean is not close to the actual mean because the difference between the means is more than 5%. O C. The computed mean is close to the actual mean because the difference between the means is less than 5%. O D. The computed mean is not close to the actual mean because the difference between the means is less than 5%.
Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 57.4 degrees. The mean of the frequency distribution is (Round to the nearest tenth as needed.)
Specify the Rejection Level for the following and Be sure to indicate why you chose this rejection level. 1. One-tailed Research Hypothesis: College students will miss fewer classes during the flu season after receiving the flu vaccine. 2. Null Hypothesis: There is no relationship between receiving a flu vaccine and the number of classes students miss during flu season.
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? 18 36 23 3 14 39 16 11 12 9 3 15 27 34 13 25 6 1 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.
Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 51.9 miles per hour. Speed (miles per hour) Frequency 42 - 45 46-49 50 - 53 54 -57 58 -61 25 15 The mean of the frequency distribution is miles per hour. (Round to the nearest tenth as needed.)
The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 dlassos. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 4. 38 42 25 46 49 48 21 34 9 35 38 8. 47 3. 29 32 26 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
Describe the data’s distribution. Number of products owned Millions of People 0 27 1 9 2 7 3-4 7 5 5
Compute for mean, median and mode.
The lengths of 40 leaves of a plant are measured correct to the nearest millimeter. Less than Cumulative frequency of the data obtained is represented in the following table. Length (mm) |Less than cum freq 118-126 3 127-135 136-144 17 145-153 29 154-162 34 163-171 38 172-180 40 If you have to find the median of the distribution, what will be value of cf in the formula? O a 17 O b.29 Oc 12 Od. 20
The numbers of courses taught per semester by a random sample of university professors are shown in the histogram. Make a frequency distribution for the data. Then use the table to estimate the sample mean and the sample standard deviation of the data set. Make a frequency distribution for the data. X 1 3 f Number of professors 25- 20- 15- 10- 4 20 23 15 1 2 3 4 Number of courses taught per semester

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