What is the standard deviation of a binomial distribution where n = 16 and p = 0.20? Express your answer in 1

Q: What is the standard deviation for a binomial distribution with p = 0.6 and n = 42? Report your…

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Q: Use the formula to find the standard error of the distribution of differences in sample means, .…

A: Introduction: Define X1, X2 as denoting a randomly selected observation from Population 1 and…

Q: Rude Drivers: Tailgating Do you tailgate the car in front of you? About 35% of all drivers will…

A: (c) The random variable r follows binomial distribution with parameters n=12 and p=0.35.

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: The chloride concentration in the blood (mmol / liter) averages 104 with a standard deviation of 5.…

A: Given Data: Let X represent the random variable   X~ Normal (104, 52) n=200 Therefore, X¯ ~ Normal…

Q: Use the formula to find the standard error of the distribution of differences in sample means,…

A: The answer is attached below,

Q: Working in the garden pulling weeds/planting flowers burns an average of 200 calories per hour. If…

A: It is given that  Mean, μ = 200 Standard deviation, σ = 9 Z-Score, Z = ( X - μ )/σ

Q: You work for a consumer watchdog publication and are testing the advertising claims of a tire…

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Q: A sample of size n = 10 is drawn from a population. The data is shown bel 98.1 113.3 125.4 125.4…

A: We want to find sample standard deviation.

Q: Question 7 Calculate the standard deviation of the data shown, to two decim 5.8 224 29.7 26.5 28.4

A: The formula of sample standard deviation is,

Q: GET THE STANDARD DEVIATION

A: We have  intervals of age group as, .The sample mean for  age group. The total sample mean, =2.20.

Q: how did you find the standard deviation to be 1.2. explain clearly?

A: Here we have to explain the how we get standard deviation is 1.2

Q: A) has a mean öI 100 and a standar deviation of 10. What is the probability that X will be smaller…

A: We have given that.   X~N( μ , ?^2 )   μ =100 , ? =10   Z-score =( x - μ )/?

Q: The standard error of the mean is smaller when N = 20 than when N = 10. is it true or false?

A: Standard error for the test statistic is given by- Since n is inversely proportional to standard…

Q: What is the standard deviation for a binomial distribution with p = 0.4 and n = 77?  Report your…

A: Given,p=0.4n=77A random variable X~Binomial(n=77 , p=0.4)P(X=x)=77x0.4x1-0.477-x  ;   x=0,1,2,...77

Q: William revealed that he makes 1,000,000 dollars annually. The average annual income in the country…

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Q: A normal distribution (X) has a mean of 100 and a standard deviation of 10. What is the probability…

A: A normal distribution (X) has a mean of 100 and a standard deviation of 10.

Q: at is the probability that you could randomly

A: mean = 112.5 standard deviation = 16.4 What is the probability that you could randomly select a…

Q: Assume IQ scores for adults are normally distributed with a mean of 100 and a standard deviation of…

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Q: find standard deviation if range is 3.

A: Given: Range = 3

Q: 5. 2.1, 4.6, 8.2, 3.4, 5.6, 8.0, 9.4, 12.2, 56.1, 78.2

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Q: The life of light bulbs is distributed normally. The mean life time of a bulb is 520 hours and the…

A: Answer: Using the given data, Let X represent the life time of a light bulb X follows normal…

Q: Now use the binomial formulas below to find the mean and standard deviation when n = 5 and p = 0.96.…

A: Sample size (or) number of trials Probability of success NOTE: Hi there! Thanks for posting the…

Q: Gender Hours of sleep E female 8. female female 6. female 6. female female female 6. female 8.…

A: We have given the data of Gender and hours of sleep. We have to find the mean and standard…

Q: standard deviation

A: If the random variable X follows a distribution with mean = μ and standard deviation = σ Then the Z…

Q: 4) On an exam with a mean of 75, you score an 80. Would you be in a better position if SD = 2 or SD…

A: For the distribution of the score in the exam, it is given that:The mean, μ=75Individuals's raw…

Q: For a binomial distribution, Mean the distribution. 7, and Variance = 11. Comment on

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Q: iation after we have found the range?

A: Range: The range of a set of data is the difference between the largest and smallest values.…

Q: Use the formula to find the standard error of the distribution of differences in sample means,…

A: Assume, x1 and  x2 be the random variables, whose sampled values are taken from population 1 and…

Q: What is the standard deviation of 10, 20, & 30? Show your solution

A: To find- standard deviation.

Q: Karen scored a 76 on an exam whose mean is 74 and whose standard deviation is 8. Find her z score.

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