1. A distribution of measurements is relatively mound-shaped with a mean of 60 and a standard...
1. A distribution of measurements is relatively mound-shaped with a mean of 60 and a standard deviation of 11. Use this information to find the proportion of measurements in the given interval.
between 49 and 71
2. A distribution of measurements is relatively mound-shaped with a mean of 80 and a standard deviation of 12. Use this information to find the proportion of measurements in the given interval.
greater than 92
3.
A distribution of measurements has a mean of 65 and a standard deviation of 3. You know nothing else about the size or shape of the data. Use this information to find the proportion of measurements in the given interval. (Round your answer to two decimal places.)
between 56 and 74
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1. A distribution of measurements is relatively mound-shaped
with a mean of 60 and a standard...
A distribution of measurements is relatively mound-shaped with a mean of 80 and a standard deviation...
A distribution of measurements is relatively mound-shaped with a mean of 80 and a standard deviation of 14. Use this information to find the proportion of measurements in the given interval. Greater than 94
Question 4 (10 points): A distribution of measurements is relatively mound-shaped with mean 45 and standard...
Question 4 (10 points): A distribution of measurements is relatively mound-shaped with mean 45 and standard deviation 15 (a) What proportion of the measurements will fall between 30 and 60? (b) What proportion of the measurements will fall between 15 and 75? (c What proportion of the measurements w fall between 30 and 75? (d) If a measurement is chosen at random from this distribution, what is the probability that it will be greater than 60?
A distribution of measurements is relatively mound-shaped with mean 40 and standard deviation 10.
A distribution of measurements is relatively mound-shaped with mean 40 and standard deviation 10. (a) What approximate proportion of the measurements will fall between 30 and 50? (Enter your answer to two decimal places.) (b) What approximate proportion of the measurements will fall between 20 and 60? (Enter your answer to two decimal places.) (c) What approximate proportion of the measurements will fall between 20 and 50? (Enter your answer to three decimal places) (d) What approximate proportion of the measurements will be greater...
3. Consider the following. n = 5 measurements: 3, 3, 1, 2, 5 Calculate the sample variance, s2, using the definition formula.
3. Consider the following. n = 5 measurements: 3, 3, 1, 2, 5 Calculate the sample variance, s2, using the definition formula. Calculate the sample variance, s2 using the computing formula. Calculate the sample standard deviation, s. (Round your answer to three decimal places.)4. A distribution of measurements is relatively mound-shaped with a mean of 60 and a standard deviation of 13. Use this information to find the proportion of measurements in the given interval. between 47 and 73 5. A distribution of...
please show your calculations A dlstrlbutlon of measurements Is relatlvely mound-shaped with mean 70 and standard...
please show your calculations
A dlstrlbutlon of measurements Is relatlvely mound-shaped with mean 70 and standard devlation 5. (a) What approximate proportion of the measurements will fall between 65 and 75? (Enter your answer to two decimal places.) (b) What approximate proportion of the measurements will fall between 60 and 80? (Enter your answer to two decimal places.) (c) What approximate proportion of the measurements will fall between 60 and 75? (Enter your answer to three decimal places.) (d) What...
7. A sample dataset has a mound-shaped and symmetric distribution with mean of 57 and a...
7. A sample dataset has a mound-shaped and symmetric distribution with mean of 57 and a standard deviation of 11. a. Calculate the z-score for the observation with value 65. b. Calculate the z-score for the observation with value 21. c. Are either of these observations outliers? Explain and illustrate your answer with a graph, d. What are some possible causes of outliers in a dataset?
The average first serve of a certain tennis player follows a symmetrical, mound-shaped distribution with a...
The average first serve of a certain tennis player follows a symmetrical, mound-shaped distribution with a mean of 122 and a standard deviation of 6.2 (miles per hour). Based on this information, approximately 95% of the first serves will fall between 115.8 and 128.2. True False
6. [-/1 Points] DETAILS MENDSTAT15 2.3.012. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A distribution of...
6. [-/1 Points] DETAILS MENDSTAT15 2.3.012. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A distribution of measurements has a mean of 65 and a standard deviation of 3. You know nothing else about the size or shape of the data. Use this information to find the proportion of measurements in the given interval. (Round your answer to two decimal places.) between 56 and 74 Need Help? Read It Talk to a Tutor 7. [0.2/1 Points] DETAILS PREVIOUS ANSWERS MENDSTAT15 2.4.001.MI.NVA...
12. Suppose that the mean of a sample of mound-shaped data is 40 and the standard...
12. Suppose that the mean of a sample of mound-shaped data is 40 and the standard deviation is 4. (4) a. Use the Empirical rule to state the probability that the data is one, two, and three standard deviations from the mean and state the intervals for each of these. (4) b. Use the Tchebysheff’s theorem to state the probability that the data is 1, 1.5, 2, and 3 standard deviations from the mean and state the intervals for each...
Name: 1. (21 pt.) Heights of 18-year-old males have a bell-shaped distribution with mean 69.6 inches...
Name: 1. (21 pt.) Heights of 18-year-old males have a bell-shaped distribution with mean 69.6 inches and standard deviation 1.4 inches. (a) About what proportion of all such men are between 68.2 and 71 inches tall? (b) What interval centered on the mean should contain about 95 % of all such men? <Note> Don't forget to include unit for each question if applicable.
Question 4 (10 points): A distribution of measurements is relatively mound-shaped with mean 45 and standard deviation 15 (a) What proportion of the measurements will fall between 30 and 60? (b) What proportion of the measurements will fall between 15 and 75? (c What proportion of the measurements w fall between 30 and 75? (d) If a measurement is chosen at random from this distribution, what is the probability that it will be greater than 60?
3. Consider the following. n = 5 measurements: 3, 3, 1, 2, 5 Calculate the sample variance, s2, using the definition formula. Calculate the sample variance, s2 using the computing formula. Calculate the sample standard deviation, s. (Round your answer to three decimal places.)4. A distribution of measurements is relatively mound-shaped with a mean of 60 and a standard deviation of 13. Use this information to find the proportion of measurements in the given interval. between 47 and 73 5. A distribution of...
please show your calculations
A dlstrlbutlon of measurements Is relatlvely mound-shaped with mean 70 and standard devlation 5. (a) What approximate proportion of the measurements will fall between 65 and 75? (Enter your answer to two decimal places.) (b) What approximate proportion of the measurements will fall between 60 and 80? (Enter your answer to two decimal places.) (c) What approximate proportion of the measurements will fall between 60 and 75? (Enter your answer to three decimal places.) (d) What...
7. A sample dataset has a mound-shaped and symmetric distribution with mean of 57 and a standard deviation of 11. a. Calculate the z-score for the observation with value 65. b. Calculate the z-score for the observation with value 21. c. Are either of these observations outliers? Explain and illustrate your answer with a graph, d. What are some possible causes of outliers in a dataset?
6. [-/1 Points] DETAILS MENDSTAT15 2.3.012. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A distribution of measurements has a mean of 65 and a standard deviation of 3. You know nothing else about the size or shape of the data. Use this information to find the proportion of measurements in the given interval. (Round your answer to two decimal places.) between 56 and 74 Need Help? Read It Talk to a Tutor 7. [0.2/1 Points] DETAILS PREVIOUS ANSWERS MENDSTAT15 2.4.001.MI.NVA...
Name: 1. (21 pt.) Heights of 18-year-old males have a bell-shaped distribution with mean 69.6 inches and standard deviation 1.4 inches. (a) About what proportion of all such men are between 68.2 and 71 inches tall? (b) What interval centered on the mean should contain about 95 % of all such men? <Note> Don't forget to include unit for each question if applicable.
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