find the standard deviation

Q: Find the mean deviation about median

A: Here given frequency distribution of height

Q: What is formula of Standard Deviation?

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Q: standard deviation of the mean,

A: The given readings are taken with meter strings of the length of the cylinder we know  Standard…

Q: Calculate Standard Deviation and coefficient of variation.

A: Here given grouped frequency distribution of daily earning

Q: a history class has 75 members. if there is a 12% absentee rate per class meeting, find the mean and…

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Q: Renee scores an average of 153 points in a game of bowling and her points in a game of bowling are…

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Q: find 1.mean 2.standerd deviation

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Q: Find the standard deviation. Give your answer to at least 3 decimal places

A: Given: Age, x freq, f 15 2 16 2 17 37 18 9

Q: Calculate variançe and standard deviation from the given data,

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Q: How do I find the standard deviation?

A: Measures of dispersion:The variation of data distribution can be identified from the measures of…

Q: . Calculate the standard deviation for

A: Here given grouped data for age and no. Of member

Q: How to find the standard deviation

A: Mean:Mean is a measure of center in case of quantitative data. Mean of a data set is the sum of the…

Q: Calculate the standard deviation

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Q: Define Standard Error of the Mean.

A: Mean is the ratio of addition of all data points and number of total data points from the data.The…

Q: A baseball player has a batting average of 0.325 each week of the season, with a standard deviation…

A: The z-score of a random variable X is defined as follows: z = (X – µ)/σ. Here, µ and σ are the mean…

Q: Find the area of the shaded region. a standard deviation of 15.

A: Mean = 100 Standard deviation = 15

Q: Compute the Average Deviation.

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Q: Convert score 46 to z-score if the mean is 40 and the standard deviation is 4.

A: The definition of a z-score is:   z = (X - μ) / σ

Q: Calculate the standard deviation , show it step by step

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Q: The mean life of a battery is 55 hours with a standard deviation of 6 hours. The manufacturer…

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Q: ) Approximate the mean and standard deviation for temperature.

A: (a) The mean for temperatures is, Temperature Days(f) Midpoint(x) fx 50 - 59 4 54.5 218 60 -…

Q: Find the mean deviation about mean of rectangular distribution,

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Q: display of data to find the standar

A: Given,

Q: The standard deviation is now (Round to three decimal places as needed.)

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Q: How does one calculate the standard deviation?

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Q: find standard deviation if range is 3.

A: Given: Range = 3

Q: An e-reader has a one year warranty. The mean lifespan of the e-reader is 2.5 years, with a standard…

A: From the given information, the mean lifespan of the e-reader is 2.5 years and the standard…

Q: ". standard deviation is always positive

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Q: Calculate the correct mean and standard deviation.

A: Here use standard deviation and mean formula

Q: Calculate the standard deviation of X

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Q: How standard deviation affects the power?

A: With increase in standard deviation, The observed point will be located far away from the mean.…

Q: Find variance and standard deviation

A: From the given data we have the computations as, Class boundaries Xi Frequency (fi) fiXi…

Q: How is standard deviation a measure of distance?

A: We know that the standard deviation is the measure of the dispersion of data which is based on…

Q: Calculate the mean if -2 standard deviation = 70 and +2 standard deviation = 100. The mean of the…

A: -2 standard deviation is given by, (Mu-2sigma)= 70  Mu+2sigma= 100 Where mu is mean and sigma is…

Q: Explain the effect of the standard deviation on power?

A: Six ways to increase the power for the study: Increasing effect size by increasing difference…

Q: Find the mean and standard deviation interpretation

A: * SOLUTION : -   * Given that,

Q: When standardizing, the mean becomes 0 and the standard deviation becomes 1. True

A: The formula for standard normal score is, z=x-μσHere μ is the mean andσ is the standard deviation.

Q: Compute for the mean and standard deviation

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Q: Calculate The mean and standard deviation

A: Given Information :  On the midnight shift, the number of patients with head trauma in an emergency…

Q: Find the mean and standard deviation

A: Uniform Distribution :  The uniform distribution is a type of continuous probability distribution…

Q: Find the range and the standard deviation (correct to two decimal places). 84, 96, 104, 104, 107…

A: Obtain the value of range. The value of range is obtained below as follows:   From the information,…

Q: Determine the mean and the standard deviation.

A: We have Given a binomial Distribution that is our random variable X~b(n,p) with parameter n=50,…

Q: THE STANDARD DEVIATION

A: Here given AN ENGINEERING STUDENT`SPENDS BETWEEN 5 MINUTES TO 15 MINUTES EATING HIS LUNCH.  Here use…

Q: How do I find the standard deviation

A: Given Information: 20% of the clothes are clean i.e., p=0.20 Sample size  n=5   2) Standard…

Q: Give the standard deviation of X1.

A: First we have to calculate the marginal density of X1 and then we will find standard deviation of…

Q: A score of is one and one-half standard deviations below the mean

A: Here Given for Normal distribution with  Mean=μ=30 SD=σ=6

Q: Calculate the mean if -2 standard deviation = 70 and +2 standard deviation = 100. The mean of the…

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Q: How do you find standard deviation?

A: There are two types of standard deviation. 1)Sample standard deviation 2)Population standard…

Q: I need help with understanding standard deviation.  How to calculate it from the mean?

A: The standard deviation describes the spread of the data distribution from the mean of the given data…