For any set of data, what can be said about the percentage of the measurements contained in the following interval?X-3s to x + 3s...Choose the correct answer below.O A. At leastof the measurements will fall within 3 standard deviations of the mean.48.of the measurements will fall within 3 standard deviations of the mean.O B. At leastO C. At least1of the measurements will fall within 3 standard deviations of the mean.D. No useful information is provided.

Answered: Image /qna-images/answer/92b4827b-8b70-4642-b4ac-fc871006cb6f.jpg

Answered: For any set of data, what can be said…

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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Find the mean and variance and standard deviation
4. From the data given below, find the number of items. Er = 90 r = 0.5 Exy = 120 Oy = 8 (where x and y are deviations from arithmetic average).
Find the mean for the data items in the given frequency distribution. 6. 8. Score, x Frequency, f 3 1 The mean IS Round to 3 decimal places as needed.) 55 4/3 3/5 26 1.
2.5
A company decides to investigate the amount of sick leave taken by its employees. A sample of seven employees yields the following numbers of days of sick leave taken in the past year. 1 1 3 0 0 63 Use this information to answer parts a through c. a. Find and interpret the range. The range is 6 days. Choose the correct interpretation of the range below. A. The largest difference between the mean and any other value is equal to the range. B. The number of days separating the fewest and most sick days taken is equal to the range. C. The range represents the average distance of an observation from the mean. D. The range gives the most useful value for measuring the spread of the data.
Consider the following table. Compare the mean, median, and mode of all of the exam scores with the mean, median, and mode of the exam scores removing the one score of zero. Which measure of average is most affected by eliminating the score of zero? Mean Median Mode Exam scores including score of zero 58.6 80 80 Exam scores without the score of zero 81.7 81 80
Suppose that 50 measurements were taken and the mean was calculated to be 4.55. Assume next that one of the data items was 19.4This was assumed to be an outlier as was discarded. What would be the mean of the remaining 49 numbers? I
Kindly answer the three literals in the image
The mean number of birth of babies over a 5 month period in Ibri is 112 and the coefficient of variation of the data is 3.72%. Find the standard deviation of the data. 5.6664 O 4.1664 5.1664 3.1664
If you recieved the data set {9, 16, 10, 20, X} and you knew the median was 15, what could you say about X? O 10 < X < 18 OX = 14 O11 < X < 17 OX = 15 ONone of the above.
Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 52.5 degrees. Low Temperature (o F) 40 - 44 45 - 49 50 - 54 55 - 59 60 – 64 D Frequency 2 9. ... The mean of the frequency distribution is degrees. (Round to the nearest tenth as needed.) Which of the following best describes 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% of the actual mean. B. The computed mean is not close to the actual mean because the difference between the means is less than 5% of the actual mean. C. The computed mean is not close to the actual mean because the difference between the means is more than 5% of the actual mean. D. The computed mean is close to the actual mean because the difference between the means is less than 5% of the actual mean.
Which of the following data are measured at interval level? a. The ranking of all lecturers in your course after they have been designated as excellent, good, satisfactory, and poor b. The classification of a lecturer as excellent, good, satisfactory, or poor c. Last week's average temperature in degrees Celsius d. The number of bottles of milk a family drinks in a month e. The time required to test each vaccine in a laboratory

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