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Calculate the standard deviation of

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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
1. 1 answer
2. asked by Maranda
3. 571 views
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
1. 4 answers
2. asked by Anonymous
3. 1,374 views
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;
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2. asked by Veronika
3. 2,100 views
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
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2. 77 views
StatisticsThe marks scored by a sample of 56 students are summarised by: N=56 Sum of x =3026 sum of(x-the mean)^2 =15378 A)
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2. asked by Anonymous
3. 828 views
StatisticsThe marks scored by a sample of 56 students are summarised by: N=56 Sum of x =3026 sum of(x-the mean)^2 =15378 A)
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2. asked by Anonymous
3. 637 views
Using the data in the table, calculate the mean, range, variance, and standard deviation, and then answer questions e and f.
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2. asked by Anonymous
3. 604 views
Using the data in the table, calculate the mean, range, variance, and standard deviation, and then answer questions e and f.
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2. asked by Anonymous
3. 986 views
Using the data in the table, calculate the mean, range, variance, and standard deviation, and then answer questions e and f.
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2. asked by Anonymous
3. 1,067 views
population has mean 53 and standard deviation 12. Calculate the standard deviation of x bar for a random sample of size 12.
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2. asked by Bridget
3. 535 views

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