What is the probability that he will hit at least once

Reference no: EM13963701

A man ?res at a target six times; the probability of his hitting it each time is independent of other tries and is 0.40.

(a) What is the probability that he will hit at least once?

(b) How many times must he ?re at the target so that the probability of hitting it at least once is greater than 0.77?

Reference no: EM13963701

Questions Cloud

Find some examples of thermal expansion : A personal observation, or an experience with, or an example of a real world application of the topic. Try looking the topic(s) up on the internet if nothing occurs to you offhand, or find some examples.

Probability that a certain box : A certain electronics company produces a particular type of vacuum tube. It has been observed that, on the average, three tubes of 100 are defective. The company packs the tubes in boxes of 400. What is the probability that a certain box of 400 tu..

What are disadvantages of a paradigmatic approach : Kuhn's (The Structure of Scientific Revolutions by Thomas S. Kuhn-3rd ed.) perspective on scientific revolutions in terms of how it connects with Arbnor and Bjerke's (Methodology for Creating Business Knowledge by Ingeman Arbnor and Bjorn Bjerke-2..

A block of stagnant air with these dimensions : Find the rate of energy flow through a copper block of cross-sectional area 15 cm^2 and length 8.0 cm when a temperature difference of 30 degree C is established across the block

What is the probability that he will hit at least once : A man ?res at a target six times; the probability of his hitting it each time is independent of other tries and is 0.40. What is the probability that he will hit at least once?

Estimate the ka line x-ray wavelength for gold : The Kα line in the X-ray spectrum from Platinum metal is found to have a wavelength of 0.0205 nm. Calculate the atomic number of Platinum. Estimate the Kα line X-ray wavelength for gold.

Expected number of people out : A consulting group believes that 70% of the people in a certain county are satis?ed with their health coverage. Assuming that this is true, ?nd the probability that in a random sample of 15 people from the county:

Expected number of completions : A quarterback on a football team has a pass completion rate of 0.62. If, in a given game, he attempts 16 passes, what is the probability that he will complete

Which elements are more electronegative, semimetals : Write out the electron configuration for each of the following nonmetal ions.

User Account

All Pages