Let x be a binomial random variable with n = 25 and p = 0.3.
a. Is the normal approximation appropriate for this binomial random variable?
b. Find the mean and standard deviation for x.
c. Use the normal approximation to find
d. How close was your approximation?
d. Use the cumulative binomial probabilities table in Appendix 1 of the textbook to calculate the exact probability Compare the results of parts c and

Question

Let x be a binomial random variable with n = 25 and p = 0.3.
a. Is the normal approximation appropriate for this binomial random variable?
b. Find the mean and standard deviation for x.
c. Use the normal approximation to find  
d. How close was your approximation?
d. Use the cumulative binomial probabilities table in Appendix 1 of the textbook to calculate the exact probability  Compare the results of parts c and

Quizplus · Accepted Answer

The Answer of Let x be a binomial random variable with n = 25 and p = 0.3.
a. Is the normal approximation appropriate for this binomial random variable?
b. Find the mean and standard deviation for x.
c. Use the normal approximation to find  
d. How close was your approximation?
d. Use the cumulative binomial probabilities table in Appendix 1 of the textbook to calculate the exact probability  Compare the results of parts c and

Let X Be a Binomial Random Variable with N =