Calculate the sample standard deviation for this data set: 11, 28, 36. The formula for the...
Calculate the sample standard deviation for this data set: 11, 28, 36. The formula for the sample standard deviation is shown, where ?n represents the sample size, ?x represents each value in the data set, and ?⎯⎯⎯x¯ represents the sample mean.
?=∑(?−?⎯⎯⎯)2?−1‾‾‾‾‾‾‾‾‾‾‾‾√s=∑(x−x¯)2n−1
Step 1. Calculate the sample mean.
?⎯⎯⎯x¯ =
Step 2. Calculate the deviations and the squares of the deviations.
deviation of 11=
square of deviation of 11=
deviation of 28=
square of deviation of 28=
deviation of 36=
square of deviation of 36=
Step 3. Calculate the sample variance and the sample standard deviation. Provide your sample standard deviation answer precise to one decimal place.
sample variance =
sample standard deviation =
Homework Answers
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Calculate the sample standard deviation for this data set: 11,
28, 36. The formula for the...
Calculate the sample standard deviation for this data set: 58, 60, 74. The formula for the...
Calculate the sample standard deviation for this data set: 58, 60, 74. The formula for the sample standard deviation is shown, where n represents the sample size, x represents each value in the data set, and X represents the sample mean. 2(x-x) n- Step 1. Calculate the sample mean. x=164 Step 2. Calculate the deviations and the squares of the deviations deviation of 58 - square of deviation of 58- deviation of 60 square of deviation of 60- deviation of...
Calculate the sample standard deviation for this data set: 88, 73, 91·The formula for the sample...
Calculate the sample standard deviation for this data set: 88, 73, 91·The formula for the sample standard deviation is where n represents the sample size, x represents each value in the data set, and represents the sample mean. \(s=\sqrt{\frac{\sum(x-\bar{x})^{2}}{n-1}}\)Step 1. Calculate the sample mean.Step 2. Calculate the deviations and the squares of the deviations. Step 3. Calculate the sample variance and the sample standard deviation. Provide your sample standard deviation answer precise to one decimal place.
Calculate the sample standard deviation for this data set: 58,60, 74
Calculate the sample standard deviation for this data set: 58,60, 74. The formula for the sample standard deviation is shown, where n represents the sample size, x represents each value in the data set, and x represents the sample mean.\(s=\sqrt{\frac{\sum(x-\bar{x})^{2}}{n-1}}\)Step 1. Calculate the sample mean. Step 2. Calculate the deviations and the squares of the deviations. Step 3. Calculate the sample variance and the sample standard deviation. Provide your sample standard deviation answer precise to oñe decimal place
Calculate the sample standard deviation for this data set: 88, 73, 91. The formula for the...
Calculate the sample standard deviation for this data set: 88, 73, 91. The formula for the sample standard deviation is shown, where n represents the sample size, x represents each value in the data set, and x represents the sample mean. Σ(x-x)" n-1 Step 1. Calculate the sample mean. Step 2. Calculate the deviations and the squares of the deviations. deviation of 88 = square of deviation of 88- deviation of 73 - square of deviation of 73
Data Set: 32, 28, 24, 28, 28, 31, 35, 29, 26 a. Calculate the mean, median...
Data Set: 32, 28, 24, 28, 28, 31, 35, 29, 26 a. Calculate the mean, median and mode b. Based on your answers from Part A, describe how the data is distributed (symmetrical, positively / negatively skewed) c. Calculate the range d. Calculate the variance and standard deviation using the definition formula e. Calculate the variance and standard deviation using the computation formula
- + 100% 6. Find the sample variance and standard deviation. 7.45, 16, 49, 33, 28,...
- + 100% 6. Find the sample variance and standard deviation. 7.45, 16, 49, 33, 28, 32, 30, 34, 29 (Round to the nearest hundredth as needed.) (Round to the nearest tenth altneeded.) 7. Fill in the blank The represents the number of standard deviations an observation is from the mean. - represents the number of standard deviations an observation is from the mean. The (1) - (1) O percentile O quartile Orange O z-score
Calculate the mean, x, and standard deviations, s, for the data set. Calculate the mean, x,...
Calculate the mean, x, and standard deviations, s, for the
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Calculate the mean, x, and standard deviation, s, for the data set. Sample Value 8.022 1 2 8.017 3 8.017 4 5 8.025 8.025 8.015 6 SE I
For the following data set, calculate the mean and standard deviation standard deviation mean Value Sample...
For the following data set, calculate the mean and standard deviation standard deviation mean Value Sample Number Number 1 7.019 2 7.017 S= 7.012 4 7.014 5 7.024 7.023 6
(b) Use the defining formula to compute the sample standard deviation s. Recall the defining formula...
(b) Use the defining formula to compute the sample standard deviation s. Recall the defining formula used to compute the sample standard deviation s = (x − x)2 n − 1 where x is a member of the data set, x is the mean, and n is number of data values. Before using the formula, we must determine x and n. There are five values in the data set 1, 2, 5, 7, 9, so n = _______. Calculate the...
Find the standard deviation, s, of sample data summarized in the frequency distribution table below by...
Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 111 [(+•x?)]-[• x)] n(n-1) Interval 30-36 37-43 Frequency Standard deviation (Round to one decimal place as needed) 44-50 6 51-57 -3 0 58-64...
Calculate the sample standard deviation for this data set: 58, 60, 74. The formula for the sample standard deviation is shown, where n represents the sample size, x represents each value in the data set, and X represents the sample mean. 2(x-x) n- Step 1. Calculate the sample mean. x=164 Step 2. Calculate the deviations and the squares of the deviations deviation of 58 - square of deviation of 58- deviation of 60 square of deviation of 60- deviation of...
Calculate the sample standard deviation for this data set: 88, 73, 91. The formula for the sample standard deviation is shown, where n represents the sample size, x represents each value in the data set, and x represents the sample mean. Σ(x-x)" n-1 Step 1. Calculate the sample mean. Step 2. Calculate the deviations and the squares of the deviations. deviation of 88 = square of deviation of 88- deviation of 73 - square of deviation of 73
- + 100% 6. Find the sample variance and standard deviation. 7.45, 16, 49, 33, 28, 32, 30, 34, 29 (Round to the nearest hundredth as needed.) (Round to the nearest tenth altneeded.) 7. Fill in the blank The represents the number of standard deviations an observation is from the mean. - represents the number of standard deviations an observation is from the mean. The (1) - (1) O percentile O quartile Orange O z-score
Calculate the mean, x, and standard deviations, s, for the
data set.
Calculate the mean, x, and standard deviation, s, for the data set. Sample Value 8.022 1 2 8.017 3 8.017 4 5 8.025 8.025 8.015 6 SE I
For the following data set, calculate the mean and standard deviation standard deviation mean Value Sample Number Number 1 7.019 2 7.017 S= 7.012 4 7.014 5 7.024 7.023 6
Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 111 [(+•x?)]-[• x)] n(n-1) Interval 30-36 37-43 Frequency Standard deviation (Round to one decimal place as needed) 44-50 6 51-57 -3 0 58-64...
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