Find the value of the probability of the standard normal variable Z under the standard normal curve. P ( 0.3 < Z < 1.85 )
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Find the value of the probability of the standard normal variable Z under the standard normal curve.
P ( 0.3 < Z < 1.85 )
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- Find the value of the probability of the standard normal variable Z corresponding to the shaded area under the standard normal curve. (Round your answer to four decimal places. You may need to use the appropriate table in the Appendix of Tables to answer this question.) P(Z > 1.31) = 1.31find the value of the probability of the standard normal variable Z corresponding to the shared area under the standard normal curve.q18
- expression for, the error function of the standard normal Rand om variable.Apply the Central Limit Theorem for Sample Means Let X represent the height of a college student in a small city. Assume that X has a normal probability distribution with u = 65 in and o = 2.5 in. You intend to measure a random sample of n = 20 heights. What is the mean of the distribution of sample means? What is the standard deviation of the distribution of sample means (i.e., the standard error)? Report answer accurate to 2 decimal places. Question Help: Message instructor Submit QuestionFind the value of the probability of the standard normal variable Z corresponding to the shaded area under the standard normal curve. (Round your answer to four decimal places. You may need to use the appropriate table in the Appendix of Tables to answer this question.) P(0.9 < z < 1.61) = 0.9 1.61
- DETA Use the table of areas under the standard normal curve to find the probability that a z-score from the standard normal distribution will lie within the interval. (Round your answer to four decimal places.) -1.15 < z < 1Use the table of areas under the standard normal curve to find the probability that a z-score from the standard normal distribution will lie within the interval. (Round your answer to four decimal places.) z < 1.6Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.) P(z ≥ −1.60)= _______________Shade the corresponding area under the standard normal curve.
