The standard deviation of the given data is A. 1.4495 B. 1.4597 C. 2.1011 D. 2.1307

Q: Which of the following are measures on positions of a data set? 1. the third qurtile 2. the median…

A: The third quartile, the median and the maximum measures the positions of a data set.

Q: The mean of a data set is 20 and the standard deviation is 2. What percentage of data value will…

A: Given  Mean=20, sigma=2 P(12<X<28)= ?

Q: Calculate the sample standard deviation for this data set: 65, 48, 70. The formula for the sample…

A:

Q: a. the range b. the variance c. the standard deviation

A: The given frequency distribution is Class interval Frequency (f) Mid value (x) fx fx2 7-9 2 8…

Q: Calculate the standard deviation of the data shown. x 16.9 19.7 14 17.7 20.6 2.3 24  Round to 2…

A: The given values of are: 16.9, 19.7, 14, 17.7, 20.6, 2.3, 24

Q: 60. The mean and the standard deviation of one sample are respectively 54.4 and 8; the mean and the…

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Q: A distribution of data has a mean of 26 and a standard deviation of 2. How many standard deviations…

A: Population mean μ =26 Population standard deviation =2

Q: 4. Which of the following lists has the greatest standard deviation? a. 96 99 b. 2 100 101 103 4 6.…

A: For list a) x (x-x) (x-x)2 96 -3.8 14.44 99 -0.8 0.64 100 0.2 0.04 101 1.2 1.44 103 3.2…

Q: If a distribution has a mean of 35 and a standard deviation of 5, what value would be +1.5 standard…

A: Given that The value of mean of 35, Standard distribution of 5 and that correspond s to a z-score of…

Q: The standard deviation of a data set is zero. This means that a. All the values are equal to zero b.…

A:

Q: 10. Find the standard deviation. A. 2.15 B. 3.25 C. 4.32 D. 5.64

A: Given Data: Class Frequency 15-17 2 12-14 6 9-11 4 n  12

Q: The standard deviation of a sample is inversely proportional to the square root of its sample size.…

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Q: Calculate the standard deviation of the data shown. Use technology. X 14.7 8.6 7.4 6.1 21.4 17.5…

A: Given data are,14.7, 8.6, 7.4, 6.1, 21.4, 17.5Total number of data, n = 6We need to find the…

Q: Find the standard deviation for the following data set. ​2, 2,​ 2, 5,​ 5, 6,​ 6, 8,​ 8, 9   A. 2.49…

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Q: If a student scored 77 points on a test where the mean score was 84.5 and the standard deviation was…

A: Solution: Let X be the score of a student. From the given information, X has a mean µ=84.5 and a…

Q: If the mean of the data 4, 6, 8, 5, 7, 10, 9 is 7, what is its standard deviation?     A. 6.50   B.…

A: According to the provided information, the mean of the data 4, 6, 8, 5, 7, 10, 9 is 7

Q: The estimated distribution (in millions) of the population by age in a certain country for the year…

A: Given the frequency distribution as…

Q: Find the standard deviation of X. A. 2.77 B. 2.79 C. 2.81 D. 2.83 E. 2.85

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Q: Which statement below is correct? a. Standard deviation should be used when calculating z for a…

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Q: A population has a mean u=87 and a standard deviation o= 28. Find the mean and standard deviat…

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Q: The mean deviation of the set of these measurements (8.3, 8.7, 8.5, 8.1) is: a. 0.2 b. 0.5 c. 0.1 d.…

A: Mean value or average value of a dataset is computed by dividing the sum of observation by the total…

Q: The mean number of birth of babies over a 5 month period in Ibri is 112 and the coefficient of…

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Q: Find the standard deviation. Round to one more place than the data. 7 19, 20, 8, 17 14 8 20 12 OA…

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Q: A data set lists weights (Ib) of plastic discarded by households. The highest weight is 5.72 lb, the…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: If X has a binomial distribution, n=5 and p=D0.4. Determine the standard deviation of the variable…

A: Given Data: X follows binomial distribution   n=5 p=0.4 q=1-p=1-0.4=0.6   X~ Binomial (5, 0.4)

Q: 1. Using a calculator, solve for the mean and the standard deviation of the given set of data. a.…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…