You are given below a certain statistical distri-bution :ValueFrequencyLess than 10040100-20089200-300148300-40064400 and above39380Total :Calculate the most suitable average giving reasons for yourchoice.

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Answered: You are given below a certain…

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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Try Again Your answer is incorrect. • Some of the frequencies are incorrect. The following is a list of P/E ratios (current stock price divided by company's earnings per share) for 21 companies. 57, 53, 50, 46, 42, 35, 31, 56, 52, 49, 45, 41, 37, 48, 48, 48, 44, 44, 40, 40, 40 Send data to calculator Draw the histogram for these data using an initial class boundary of 30.5 and a class width of 6. Note that you can add or remove classes from the figure. Label each class with its endpoints. Frequency 8- 7. ? 6+ 5- 4- 2 2- 30.5 36.5 42.5 48.5 54.5 60.5 "PEratio 2.
To estimate the "average" temperature in a city (in degrees F), you measure the temperature at a random sample of spots in the city. These values are shown in the table. 70.5 70.1 75.9 65.7 72.7 72.2 64.9 70.7 73.7 67.9 67.5 72.3 74.3 69.9 69.3 Build a 90% Cl for the mean temperature in the city. You may assume that temperatures follow a normal distribution. Keep at least 3 decimals in all intermediate steps, and round your answer to two decimals. Enter your CI like this: (min,max) Be sure to use the parentheses or you will be marked wrong. Submit Question MacBook Air F8 F9 F6 F7 F4 F5 F2 F3 2$ 3 4. 60 * 00 5
Fill in the missing values. One-Sample T: X Test of mu=91 vs not = 91 Variable: X N: 25 Mean: 92.5805 StDev: ? SE Mean: 0.4673 95% CI: (91.6160, ?) T: 3.38 P: 0.002
You were creating a run chart using non- metric data and found that n_1 for run-ups was 14, and n_2 for run-downs was 14. What was your V(R)? 1.96 6.74 11.03 14.00
Find the third quartile for this list of numbers BY HAND 15 99 27 64 29 39 16 68 6 40 75 9 35 3 95 Is this correct answer Quartile 3 = 68?
Don’t know how to solve
Given the following histograms, determine whether the mean is greater than (>), less than (<), or approximately equal (=) to the median. Write only the symbol in your answer. 15 10 10 15 20 25 30 Frequency
87 582 B/s l? 4. Suppose that only 10 students in had taken the Nabatieh campus midterm. Which of the following could be an example of their test scores? Justify by finding their median. а. 97,96,94,90,80,82,68,66,64,62 b. 78,75,78,80,79,81,86,85,88,80
A new vaccination is being used in a laboratory experiment to investigate whether it is effective. There are 279 subjects in the study. Is there sufficient evidence to determine if vaccination and disease status are related? Vaccination Status Vaccinated Not Vaccinated Total Diseased Not Diseased Total 54 87 71 192 125 279 33 121 154 Step 4 of 8: Find the value of the test statistic. Round your answer to three decimal places. Copy Data
answer letter B using the above informations
Show your solution: Score Mean Median Mode Stan dard Deviation SD Skewness SK A. 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 B. 20, 18, 15, 12, 11,9, 8, 8 C. 73, 80, 65, 82, 59, 80, 73 D. 2,4, 4, 5, 5, 6, 7, 7, 9,10 E. 2, 3, 4, 5, 6, 7, 8, 9, 10 A. Identify if th e set of scores is symmetric, negatively skewed or positively skewed. B. If a set of scores is symmetric, wh at can you say aboutthe mean, median and mode? Explain. C. If a set of scores is negatively skewed, what can you say aboutthe mean, median andmode? Explain D. If a set of scores is positively skewed, what can you say about the mean, median and mode? Explain.

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You are given below a certain statistical distri- bution : Value Frequency Less than 100 40 89 100-200 200-300 148 64 300-400 400 and above 39 380 Total : Calculate the most suitable average giving reasons for your choice.