Please show your work and include neatly labeled sketches with the appropriate regions shaded. 8. Let Z be a standard normal random variable. Find c so that P(z > c) = .32. Round to 3 decimal places. Include neatly labeled sketch with the appropriate region shaded.
c =
Please show your work and include neatly labeled sketches with the appropriate regions shaded. 8. Let...
Due Mon 0vn MA 120 Basic Statistics Homework Assignment 2 PLEASE SHOW ALL WORK ON SEPARATE PAPER. Do your own work. Pollow instructions. Point values are in parentheses 1, suppo sex is binomial with n 25, p - 0.38. (5) (a) Calculate P(x12) (10) (b) Calculate P (9 x 11) c) For this binomial distribution, calculate the mean , variance and standard deviation (5) 2. On the SAT test, clyde klutz achieved a score of 387. The national mean for...
please explain these throughly!!! Thank you so much! Let Z be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c. P(0.86 <2<c)=0.1737 Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places. Tx 5 ? Suppose that pulse rates among healthy adults are normally distributed with a mean of 79 beats/minute and a standard deviation of 8 beats/minute. What proportion of healthy adults have...
a) 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 > 1.07) = b) 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...
Sketch the area under the standard normal curve over the indicated interval and find the specified area. (Round your answer to four decimal places.)The area betweenz = 1.39and z = 2.27 is .Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)P(z ≤ −2.05)= Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)P(z ≥ −1.54)=...
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(0.4 < Z < 1.97) =
Please explain your work so I can replicate it and practice. Please also include R code, not just R outputs. Thank you. 2, (3 points) Let X be a standard normal random variable. Let Y = X2. (Use R and give code.) (a) Find P(-1.5 < X < 2.5) (b) Find P(Y1 Notes: . You are not expected to and don't need to figure out the distribution of Y. Just convert the probability for Y to a probability involving X...
Let Z be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c. P(-csz<c)=0.9426 Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places. x 3 ? Let Z be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c. P(0.55 <<c) -0.2624 Carry your intermediate computations to at least four decimal places. Round your answer to...
Please include Excel functions and manual work. 11. Given that z is a standard normal random variable, compute the following probabilities a. P(z-1.0) b. P(z-1) c. Pz -1.5) d. P-2.5 sz)
Let Z be a standard normal random variable. P(c<=Z<=-0.66)=0.2388 Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places.
Let Z be a standard normal random variable. P(c<=Z<=-0.93)=0.1395 Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places.