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how to calculate standard deviation

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I'm confused on how to calculate the standard deviation for this...The 95% confidence limit for calcium in control sera is

Top answer: I might have figured it out and it was easier than I though it was if I'm correct. Does this look Read more.
150 students is 60 kg the mean of body is 70 kg withstandard deviation of 10 kg and mean weight of girls is 55 kg with standard

Top answer: Please proof read does body mean boys? what is 60 kg ? who got hired for what? Read more.
Use a calculator to find the mean and standard deviation of the data. Round to the nearest tenth.6,7,19,7,18,7 A. mean = 9;

Top answer: the mean is when you add up all of the numbers and divide the sum by how many numbers are given. Read more.
Using the data in the table, calculate the mean, range, variance, and standard deviation, and then answer questions e and f.

Top answer: To calculate the mean, range, variance, and standard deviation, we need to follow these steps: a. Read more.
Using the data in the table, calculate the mean, range, variance, and standard deviation, and then answer questions e and f.

Top answer: To calculate the mean, range, variance, and standard deviation, you need to follow these steps: a. Read more.
Using the data in the table, calculate the mean, range, variance, and standard deviation, and then answer questions e and f.

Top answer: Find the mean first = sum of scores/number of scores. Range = highest score - lowest score. Subtract Read more.
The weights (in kilograms) of a group of ten randomly selected men are as follows:79, 79, 94, 89, 91, 82, 86, 76, 83, 94

Top answer: Mean = (79 + 79 + 94 + 89 + 91 + 82 + 86 + 76 + 83 + 94) / 10 Mean = 857 / 10 Mean = 85.7 kg Read more.
population has mean 53 and standard deviation 12. Calculate the standard deviation of x bar for a random sample of size 12.

Top answer: I assume that you are talking about the standard error of the mean. SEm = SD/√n Read more.
Check my answers please!Thanks a lot. Five students reported that the previous night they slept: 7,8,7,10,9 hours. Calculate the

Top answer: Let's go through the steps to verify the answers for the sample variance and standard deviation Read more.
Calculate the value of Z and its absolute standard deviation. All standard deviations shown are absolute. Show your work and

Top answer: To calculate the value of Z, we will first calculate the value of (2.21 +/- 0.05)^3. Step 1: Read more.