h-p is said to be the leading seller of pc's in the U.S WITH 27% share of the pc market. if a researcher selects 130 recent pc purchases, use the normal approximation to the binomial to find the probability that more than 39 bought a h-p computer
Solution Summary
Calculation of probability based on normal approximation for binomial distribution is given in the answer.
Normal approximation to the binomial distribution. A. Tossing a Coin. ... The solution gives the details of normal approximation to the binomial distribution. ...
Normal Curve Approximation to the Binomial Distribution. 10. ... 13. Solve the problem using the normal curve approximation to the binomial distribution. ...
... sample size is large, we can use normal approximation to calculate the binomial probability ... variable X using Z = = and from standard normal tables, we ...
... (b) If np ≥ 5 and nq ≥ 5, also estimate the indicated probability by using the normal distribution as an approximation to the binomial; if np < 5 or ...
