The manufacture of compact disc players

Assignment Help Basic Statistics
Reference no: EM131076231

When circuit boards used in the manufacture of compact disc players are tested, the long-run percentage of defectives is 5%. Suppose that a batch of 250 boards has been received and that the condition of any particular board is independent of that of any other board.

a. What is the approximate probability that at least 10% of the boards in the batch are defective?
b. What is the approximate probability that there are exactly 10 defectives in the batch?

Reference no: EM131076231

Questions Cloud

Compute the standard deviation of reaction time : The reaction time (in seconds) to a certain stimulus is a continuous random variable with pdf
Do you feel obesity and food addiction : Do you feel obesity and food addiction can be compared to drug addiction?
What marketing strategies do they use to portray this belief : How does this company attract consumers based on People's View of Honesty? What marketing strategies do they use to portray this belief? What strategies do they use to attract consumer who share this belief?
What is the result of removing the 10 from the 2-3 tree : To be sure that you fully understand the insertion algorithm, insert 32 into the 2-3 tree in Figure 19-11. The result should be the tree shown in Figure 19-6 b. Once again, compare this tree with the binary search tree in Figure 19-6 a and notice ..
The manufacture of compact disc players : When circuit boards used in the manufacture of compact disc players are tested, the long-run percentage of defectives is 5%. Suppose that a batch of 250 boards has been received and that the condition of any particular board is independent of tha..
Implement new methods of attracting customers : 1. What steps might you take to implement new methods of attracting customers? 2. How might you review the store's image and why is this necessary? 3. What are some of the things a store might do to attract customers?
Brief industry analysis including look at closest competitor : This should be an original idea including a thorough discussion of the basic business model with a focus on Internet marketing as applied to the customer value proposition within your company. Include a brief industry analysis including a look at ..
Computer assisted net weight control : The article "Computer Assisted Net Weight Control" (Quality Progress, 1983: 22-25) suggests a normal distribution with mean 137.2 oz and standard deviation 1.6 oz for the actual contents of jars of a certain type.
Problem regarding the breach of contract : Matt purchases a car for his son from an auto dealership. A week later, his son discovers a defect that renders the car unsafe. The defect is one that a court would consider to be a breach of contract. What legal recourse is available to remedy th..

Reviews

Write a Review

Basic Statistics Questions & Answers

  What is the probability that a waitress will refuse

What is the probability that a waitress will refuse to serve alcoholic beverages to only 2 minors if she randomly checks the IDs of 5 students from among 9 students of which 4 arc not of legal age?

  Central limit theorem and poisson distribution

A business has 5 telephone lines. The first rings every minute on the average, the second every ½ minute, the third every 2 minutes, the fourth every 5 minutes,

  Please answer which statistical test would be appropriate

assume that for the following data massed practice distributed practice s1 6 s1 5 s2 4 s2 3 s3 3 s3 2 s4 5 s4 2 s5 2 s5

  A professor measures the time x that students take to

a professor measures the time x that students take to complete an examination and the score y that the students

  Determining probabilities and confidence

An important issue facing Americans is the large number of medical malpractice lawsuits and the expenses that they generate. In a study of 1228 randomly selected medical malpractice lawsuits

  Find p-value with 0.05 significance level, and state the

Find P-Value with 0.05 significance level, and state the conclusion about the null hypotheses (reject or fail to reject) With H1: p is not equal to 3/4, the test statistic is z=0.35

  Various forms of disclosure

Discuss the various forms of disclosure available in published financial statements.

  Can the president conclude that there is difference

The standard deviation is $10,000, can the president conclude that there is difference? At a =0.10, is he correct? The hypotheses and the claim.

  Claiming that people believe that loch ness monster exists

Use a 0.01 significance level to test the claim that most people believe that the Loch Ness monster exists. How is the conclusion affected by the fact that Internet users who saw the question could decide whether to respond.

  What is the minimum smaple size needed assuming that no

a researcher wishes to estimate with 90 confidence the proportion of adults who have high-speed internet access. her

  To test whether the new procedure actually results in a

recently research physicians at mountain states have developed a surgery process they believe will reduce the average

  Computer the probability that the bridge will be overtopped

a bridge culvert is designed to pass a stream discharge with an annual exceedance probability of 0.02 without

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd