Use poisson approximation to binomial to find probability

Reference no: EM13115142

It is estimated that .42 percent of the callers to the Customer Service department of Dell, Inc. will receive a busy signal.

What is the probability that of today's 1,100 callers at least 5 received a busy signal? Use the poisson approximation to the binomial.

Reference no: EM13115142

Questions Cloud

Define type of plane that dropped the atomic bombs on japan : the Mustang is a World War II fighter and the Superfortress is the type of plane that dropped the atomic bombs on Japan at the end of World War II

Find probability that salary will be cut next year : The selection committee of the club is willing to use a 0.01 significance level. You are required to find out whether Amod's salary will be cut next year.

Communication process using a particular computer device : The enhancement of communication process using a particular computer device or software application by the people.

How many grams of ammonium sulfate can be produced : How many grams of ammonium sulfate can be produced if 30.0 mol of H2SO4 react with excess NH3 according to the equation 2NH3(aq) + H2SO4(aq) => (NH4)2SO4(aq).

Use poisson approximation to binomial to find probability : What is the probability that of today's 1,100 callers at least 5 received a busy signal? Use the poisson approximation to the binomial.

Compute the firm''s aftertax cost of debt : The bonds pay interest semi-annually. Currently, the bonds are quoted at 101.4 percent of face value and carry a 9 percent coupon. Compute the firm's aftertax cost of debt if the tax rate is 30 percent?

How a mutation in a dna exon will change : how a mutation in a DNA exon will change the eventual mRNA sequence, and how this may or may not change the amino acid sequence.

Describe how protein hormones versus steroid hormones : Describe how protein hormones versus steroid hormones play a role in transducting signals that can affect gene transcription?

Probability that randomly selected time interval is longer : If the interval of time between the eruptions is normally distributed with a standard deviation of 29 minutes, what is the probability that a randomly selected time interval between eruptions is longer than 96 minutes?

User Account

All Pages