It is estimated that 0.5% of the callers to the Customer Service department of Dell Inc. Will receive a busy signal. A) Show that this binomial distribution can be approximated with a standard normal distribution. b) What is the probability that of today's 1,200 callers, at least 5 received a busy signal?

Identify the conclusion of the conditional statement. if you live in phoenix, then you live in arizona.

On the way home from visiting his family, vincent’s plane cruised at an altitude of 3.2 × 10^4 feet. he had heard that a man named felix baumgartner skydived from an altitude of 1.28 × 10^5 feet. vincent wants to know how much higher felix went on his skydiving trip. question 1 you have already seen how adding numbers works in either scientific notation or standard notation. but can you subtract numbers in scientific notation and get the same results as subtracting in standard notation? to find out, first solve vincent’s problem in standard notation. part a write the cruising altitude of vincent’s plane in standard notation.

If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?