Consider the probability distribution shown below. x 0 1 2 P(x) 0.75 0.20 0.05 Compute the expected value of the distribution. 0.3 Compute the standard deviation of the distribution. (Round your answer to four decimal places.)
Consider the probability distribution shown below. x 0 1 2 P(x) 0.75 0.20 0.05 Compute the...
Consider the probability distribution shown below. x 0 1 2 P(x) 0.45 0.20 0.45 (a) Compute the expected value of the distribution. (b) Compute the standard deviation of the distribution Compute the standard deviation of the distribution. (Round your answer to four decimal places.)
Consider the probability distribution shown below. x 0 1 2 P(x) 0.05 0.80 0.15 Compute the expected value of the distribution. Compute the standard deviation of the distribution. (Round your answer to four decimal places.)
Consider the probability distribution shown below. x 0 1 2 P(x) 0.25 0.70 0.05 Compute the expected value of the distribution. Compute the standard deviation of the distribution. (Round your answer to four decimal places.)
1. 1.77/3.54 points Previous Answers BBUnderStat12 5.1.007.MI. Consider the probability distribution shown below. 012 P(x) 0.75 0.20 0.05 Compute the expected value of the distribution. 0.3 Compute the standard deviation of the distribution (Round your answer to four decimal places.) Subs V eg Saved Work Revert to Last Recente
You are given the probability distribution below: x 0 1 2 3 4 p(x) 0.05 0.35 0.25 0.20 0.15 Determine the standard deviation of X. Report your answer to three decimal places.
x P(x) 0 0.3 1 0.15 2 0.05 3 0.5 Find the mean of this probability distribution. Round your answer to two decimal places.
17. Consider the followin probability distribution listed below: 3 0.3 Find the mean of this probability distribution. Round to one decimal place, and place your answer below. 18. For a standard normal distribution (mean is 0 and standard deviation is 1), find P(-0.65 <1.12). Round to 4 decimal places, and list your answer below. You are conducting a study to see if the proportion of voters who prefer Candidate A is higher than 0.36 (a two-tailed test). The test statistic...
Use the probability distribution for the random variable x to answer the question. х 0 1 2 3 4 5 p(x) 0.3 0.2 0.05 0.15 0.25 0.05 Find u, 02, and o. (Round your standard deviation to two decimal places.) H = 0.2 x 02 = x
The random variable x has the discrete probability distribution shown here: x -2 -1 0 1 2 p(x) 0.1 0.15 0.4 0.3 0.05 1) Find P(x<2) Please use up to 4 decimal places and use the proper uses of rounding. Excel can be a helpful calculator in these problems. 2) Find the expected value (mean) of this discrete random variable. Please use up to 4 decimal places and use the proper rules of rounding. Excel can be a helpful calculator...
2) Consider a random variable with the following probability distribution: P(X = 0) = 0.1, P(X=1) =0.2, P(X=2) = 0.3, P(X=3) = 0.3, and P(X=4)= 0.1. A. Generate 400 values of this random variable with the given probability distribution using simulation. B. Compare the distribution of simulated values to the given probability distribution. Is the simulated distribution indicative of the given probability distribution? Explain why or why not. C. Compute the mean and standard deviation of the distribution of simulated...