Question: Warranty records show that the probability that a new computer will need warranty service in the first 90 days is 0.01. a. If a sample

Warranty records show that the probability that a new computer will need warranty service in the first 90 days is 0.01.
a. If a sample of five computers is selected, what is the probability that one of them will require service in the first 90 days?
b. If a sample of four computers is selected, what is the probability that one of them will require service in the first 90 days?

Step by Step Solution

★★★★★

3.55 Rating (173 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The sampling is done without replacement but we assume there are ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

487-S-J-P-D (352).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Records over several years show that the probability is .00003 that a car will have a flat tire while driving through a long tunnel. About 16,000 cars use the tunnel each week. Determine the...

Show that the probability density function fXY (x, y; X, Y, X, Y, p) of a bivariate normal distribution integrates to one. [Hint: Complete the square in the exponent and use the fact that the...

Show that the probability P(E) that an energy level having energy E is not occupied is P(E) = 1/e-E/KT + 1, where E = E Ep.

1. 30% of pupils in a school travel to school by bus. From a sample of ten pupils chosen at random, find the probability that (a) only three travel by bus, (b) less than half travel by bus. 2. A bag...

Assignment #3 1. Toby's Trucking Company determined that on an annual basis, the distance traveled per truck is normally distributed, with a mean of 50,000 miles and a standard deviation of 12,000...

2.Warranty records show that the probability that a new car needs a warranty repair in the first 90 days is 0.05. If a sample of 3 new cars is selected: What is the probability that none needs a...

I need Answers for Exercise 18-4B, 18-8B, 15-15B, 18-21 B and 18-26B from the attached document Kieso, Intermediate Accounting, 2014 FASB Update, Chapter 18 EXERCISES: Set B 3 5 E18-1B (Sales with...

uiz #2 `Name________________________ Section No. _____________ (5%) 1. A pollster selected 4 of 7 available people. How many different groups of 4 are possible? 10% 2. Your firm has a contract to...

uiz #2`Name________________________ Section No. _____________ (5%)1. A pollster selected 4 of 7 available people. How many different groups of 4 are possible? nCr = n! / ( r! (n - r)! ) nCr = 7! / (...

1. An aptitude test was given to a random sample of 228 people intending to become data-entry clerks. The results are shown below, where x is the score on a 10-point scale and f is the frequency of...

Joe Fat cat, an investment banker, states: It is not worth my while to worry about detailed, long-term forecasts. Instead, I use the following approach when forecasting cash flows beyond three years....

1- For the elements of melody and rhythm, write one sentence that describes the composer's creative expression of each in this work. Identify a short segment on which to base your comments. 2- The...

8. Considering the same PI controller as in Problem 7, a suitable prefilter, Gp(s ), which provides optimum ITAE response to a step input is: Prefilter Controller Process R(s) Gp(s) Ge(s) G(s) Y(s)...

The following accounts and their balances appear in the ledger of Newberry Properties Inc. on June 30 of the current year: Common Stock , $75 par.. $1,350,000 Paid-In Capital in Excess of Par........

Whitten Corporation was organized on January 1, 2012. It is authorized to issue 20,000 shares of 6%, $50 par value preferred stock and 500,000 shares of no-par common stock with a stated value of $1...

Daphne Kavier is the managing director of the Topeka Day Care Center. Topeka is currently set up as a full-time child care facility for children between the ages of 12 months and 6 years. Daphne is...

Arnot Internationals bonds have a current market price of $1,200. The bonds have an 11% annual coupon payment, a $1,000 face value, and 10 years left until maturity. The bonds may be called in 5...

What is the wavelength of the light entering an interferometer if 644 bright fringes are counted when the movable mirror moves 0.225mm?

Entrepreneurs shift capital and labor across industries in pursuit of profit. Let's look at this a little more closely. Suppose there are two indus- tries: a high-profit industry, Industry H, and a...

The file S02_02.xlsx contains information on over 200 movies that came out during 2006 and 2007. a. Create two column charts of counts, one of the different genres and one of the different...

The file S02_03.xlsx contains data from a survey of 399 people regarding a government environmental policy. a. Which of the variables in this data set are categorical? Which of these are nominal;...

The file S02_04.xlsx contains salary data on all Major League Baseball players for each year from 2002 to2009. For each year, create a table of counts of the various positions, expressed as...

Scenario 13-1 The information below applies to the following problem(s). The president of Real Time Inc. has asked you to evaluate the proposed acquisition of a new computer. The computer's price is...

A stock was selling for $ 2 0 per share a year ago. During the year, it paid no dividend. At the end of the year, its price dropped to $ 1 8 . First, compute the percentage return on the stock. T -...

The interest earned on a $ 6 0 0 0 investment was $ 2 4 0 . What was the term in months if the interest rate was 6 % ? Select one: A . 8 months B . 7 months C . 1 2 months D . 4 months E . 9 months