If I have the variance of 36 and the standard deviation of 6, how do I calculate the range?
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A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…
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A: Given: n=3 The mean of the data is obtained as below: Mean=∑xn=13+17+243=543=18 The mean is 18.
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Q: 2) If all of the values in a set of data were doubled, what would happen to the variance?
A: We need to use the concept of variance.
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A: Variance and standard deviation: Variance measures absolute variability in a data set, calculated…
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A: We have given that Number of observations(n)=100 Corrected mean=40 Standard deviation=5 Mistaken…
Q: Let the variance of Y is 4x^2. What is the standard deviation of Y?
A: Given that: The variance of Y is 4x2.
Q: how to find the variance?
A: Variance is a measure of variability. It is computed by the average of squared deviations from the…
Q: 1. If the standard deviation of a data set is 4. What is the variance?
A: As per our guidelines we are supposed to answer only one question per post so I am solving first…
Q: what is its distribution, its mean and its variance?
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Q: Is it possible to obtain a negative value for the variance or standard deviation?
A: The variance and the standard deviation, which is the square root of the variance are the most…
Q: A researcher calculates the variance of her sample to be s = -6. , what would you tell the…
A: Here's the explanation for this as follows; The sample variance, s², is used to calculate how varied…
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A: Variance=σ2=900, margin of error=moe=5, level of significance=0.01
Q: A professor has a sample of 30 student scores with a mean of 10, a variance of 9, and a standard…
A: Given, A professor has a sample of 30 student scores with a mean of 10, a variance of 9, and a…
Q: If the standard deviation of a data is 14.50 and if each value of the data is decreased by 5, then…
A: Given : Old standard deviation = 14.50
Q: Find the 30th and 98th percentile values of a normal variable with Mean of 12 and Variance of 3 (if…
A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…
Q: If a data set has values and a standard deviation 7.4, what is the variance?
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Q: A population has a mean of μ = 50, a variance of σ2 = 9, and a standard deviation of σ = 3. The…
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Q: Assume you have taken 125 samples of size 81 each from a population. The population variance is 64.…
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Q: If a data set has 25 values and a standard deviation of 7.4, then the variance is?
A: Given: Standard deviation = 7.4
Q: What is the quare root of variance?
A: Given : Variance (σ2) is given
Q: What is the variance of the following data( 1, 2, 3, 4, and 5)?
A: According to the given information in this question We need to calculate the value of variance
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Q: What is formula for the variance of the population?
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Q: The variance of a sample of 81 observations is equal to 64, what is the standard deviation?
A: We have to find standard deviation
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A: Solution
Q: The value of the standard deviation will always exceed that of the variance. TRUE OR FALSE
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Q: A population has a mean of μ = 100, a variance of σ2 = 9, and a standard deviation of σ = 3. The…
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Q: How I can calculate the standard deviations of each of the two differentassets?
A: Standard deviation is the positive square root of the mean of the squares of the deviations of the…
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A: Given, standard deviation=5.26 find variance=?
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Q: If no data values are given but the mean and standard deviation is given how do I find the variance…
A: The formula for the variance and standard deviations are,
Q: What is the standard deviation of a sample of 120 observations, if the variance of the sample 2.56?
A: It is given that the variance of the sample is 2.56.
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A: Gena has a mean = 65 and standard deviation = 25. Patti has a mean = 65 and standard deviation = 5…
Q: In most cases, if you have the variance, how do you compute standard deviation?
A: We have the variance, how do you compute standard deviation. We use here the formula of variance to…
Q: Suppose you could take all samples of size 77 from a population with a mean of 12 and a standard…
A: Given data, Mean μ=12 sd σ=3.2 n=77 standard deviation of the sample means σx=?
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Q: to obtain 3 Heads and 7 Tails. Calculate MEAN and VARIANCE.
A: Here given that coin Is tossed 10 times And head and tail are outcomes of coin tossing
Q: If a data set has 16 values and a standard deviation 9.4, then the variance is
A: Given information: A data set consists of n = 16 values. The value of the standard deviation is, s =…
Q: Suppose a researcher pbserves a population of 12 people and computes SS=204. What is the variance?…
A: The population size is N=12. The sum of squares is SS=204. Need to obtain: the variance and the…
Q: Given that the mean and standard deviation are $24 and $3. Calculate the variance.
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Q: If the population standard deviation is 5.6, what is the population variance?
A: Given: Population standard deviationσ=5.6
If I have the variance of 36 and the standard deviation of 6, how do I calculate the
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