Given the sample data. x: 23, 19, 13, 30, 25 (a) Find the range. (Enter an exact number.) (b) Verify that Σx = 110 and Σx2 = 2,584. (For each answer, enter an exact number.) Σx = Σx2 = (c)Use the results of part (b) and appropriate computation formulas to compute the sample variance s2 and sample standard deviation s. (For each answer, enter a number. Round your answers to two decimal places.) s2 = s = (d)Use the defining formulas to compute the sample variance s2 and sample standard deviation s. (For each answer, enter a number. Round your answers to two decimal places.) s2 = s = (e) Suppose the given data comprise the entire population of all x values. Compute the population variance σ2 and population standard deviation σ. (For each answer, enter a number. Round your answers to two decimal places.) σ2 = σ =
Given the sample data. x: 23, 19, 13, 30, 25 (a) Find the range. (Enter an exact number.) (b) Verify that Σx = 110 and Σx2 = 2,584. (For each answer, enter an exact number.) Σx = Σx2 = (c)Use the results of part (b) and appropriate computation formulas to compute the sample variance s2 and sample standard deviation s. (For each answer, enter a number. Round your answers to two decimal places.) s2 = s = (d)Use the defining formulas to compute the sample variance s2 and sample standard deviation s. (For each answer, enter a number. Round your answers to two decimal places.) s2 = s = (e) Suppose the given data comprise the entire population of all x values. Compute the population variance σ2 and population standard deviation σ. (For each answer, enter a number. Round your answers to two decimal places.) σ2 = σ =
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
100%
Given the sample data.
x:
- 23,
- 19,
- 13,
- 30,
- 25
(a) Find the range . (Enter an exact number.)
(b) Verify that Σx = 110 and Σx2 = 2,584. (For each answer, enter an exact number.)
Σx =Σx2 =
(c)Use the results of part (b) and appropriate computation formulas to compute the sample variance s2 and sample standard deviation s. (For each answer, enter a number. Round your answers to two decimal places.)
s2 =s =
(d)Use the defining formulas to compute the sample variance s2 and sample standard deviation s. (For each answer, enter a number. Round your answers to two decimal places.)
s2 =s =
(e) Suppose the given data comprise the entire population of all x values. Compute the population variance σ2 and population standard deviation σ. (For each answer, enter a number. Round your answers to two decimal places.)
σ2 =σ =
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