(Use computer) Let X represent a binomial random variable with n = 110 and p = 0.19. Find the following probabilities. (Round your final answers to 4 decimal places.) |
a. P(X ≤ 20) | |
b. P(X = 10) | |
c. P(X > 30) | |
d. P(X ≥ 25) | |
(Use Computer) Let X represent a binomial random variable with n = 190 and p = 0.78. Find the following probabilities. (Round your final answers to 4 decimal places.) |
Probability | |
a. P(X ≤ 130) | |
b. P(X > 160) | |
c. P(135 ≤ X ≤ 165) | |
d. P(X = 130) | |
For a continuous random variable X, P(28 ≤ X ≤ 68) = 0.20 and P(X > 68) = 0.11. Calculate the following probabilities. (Leave no cells blank - be certain to enter "0" wherever required. Round your answers to 2 decimal places.) |
a. | P(X < 68) | |
b. | P(X < 28) | |
c. | P(X = 68) | |
The arrival time of an elevator in a 12-story dormitory is equally likely at any time range during the next 5.8 minutes. |
a. | Calculate the expected arrival time. (Round your answer to 2 decimal place.) |
Expected arrival time |
b. |
What is the probability that an elevator arrives in less than 3.9 minutes? (Round intermediate calculations to 4 decimal places and final answer to 3 decimal places.) |
Probability |
c. |
What is the probability that the wait for an elevator is more than 3.9 minutes? (Round intermediate calculations to 4 decimal places and final answer to 3 decimal places.) |
Probability |
(a)
Excel function used: "=BINOMDIST(20,110,0.19,TRUE)"
(b)
Excel function used: "=BINOMDIST(10,110,0.19,FALSE)"
(c)
Excel function used: "=1-BINOMDIST(30,110,0.19,TRUE)"
(d)
Excel function used: "=1-BINOMDIST(24,110,0.19,TRUE)"
(Use computer) Let X represent a binomial random variable with n = 110 and p =...
(Use computer) Let X represent a binomial random variable with n = 180 and p = 0.23. Find the following probabilities. (Round your final answers to 4 decimal places.) a. P(X ≤ 45) b. P(X = 35) c. P(X > 55) d. P(X ≥ 50)
Let X represent a binomial random variable with n = 110 and p = 0.19. Find the following probabilities. (Do not round intermediate calculations. Round your final answers to 4 decimal places.) a. P(X ≤ 20) b. P(X = 10) c. P(X > 30) d. P(X ≥ 25)
Let X represent a binomial random variable with n = 125 and p = 0.19. Find the following probabilities. (Do not round intermediate calculations. Round your final answers to 4 decimal places.) a. P(X ≤ 25) b. P(X = 15) c. P(X > 35) d. P(X ≥ 30)
Let X be a binomial random variable with p 0.3 and n 10. Calculate the following probabilities from the binomial probability mass function. Round your answers to four decimal places (e.g. 98.7654). P(X> 8)
Let x be a binomial random variable with n = 20 and p = 0.05. Calculate p(0) and p(1) using Table 1 to obtain the exact binomial probability. (Round your answers to three decimal places.) p(0) = p(1) = Calculate p(0) and p(1) using the Poisson approximation. (Round your answer to three decimal places.) p(0) = p(1) = Compare your results. Is the approximation accurate? No the approximation is not accurate. At least one the differences between the probabilities from...
Let X be a binomial random variable with p four decimal places (e.g. 98.7654) 10. Calculate the following probabilities from the binomial probability mass function. Round your answers to 0.7 and n
Let X be a binomial random variable with p four decimal places (e.g. 98.7654) 0.7 and n 10. Calculate the following probabilities from the binomial probability mass function. Round your answers to Px-40.0352 P3 X 5)- 0.0435 Statistical Tables and Chart
Let X be a binomial random variable with n = 6, p = 0.4. Find the following values. (Round your answers to three decimal places.) (a) PCX = 4) (b) PIX S1 (c) PCX > 1) (d) 4 = 0 = o v npg Need Help? Read It 5. (-/6 Points) DETAILS MENDSTATC4 5.1.011 Let X be a binomial random variable with n = 10 and p = 0.3. Find the following values. (Round your answers to three decimal places.)...
Suppose the random variable X has a binomial distribution corresponding to n = 20 and p = 0.20. Use the Cumulative Binomial Probabilities table to calculate these probabilities. (Enter your answers to three decimal places.)(a) P(X = 8) (b) P(X ≥ 9)
4. Consider a binomial random variable with n = 5 and p = 0.7. Let x be the number of successes in the sample. Evaluate the probability. (Round your answer to three decimal places.) 5. Let x be a binomial random variable with n = 8, p = 0.2. Find the following value. 6. Let x be a binomial random variable with n = 8, p = 0.3. Find the following value. (Round your answer to three decimal places.)