We want to draw random samples of four gaskets from a box containing 20 gaskets, six...
We want to draw random samples of four gaskets from a box containing 20 gaskets, six of which are defective. Find the probability function of the random variable. X= number of defectives in the sample
Homework Answers
Add Answer to:
We want to draw random samples of four gaskets from a box
containing 20 gaskets, six...
Problem 8 A large box of fuses contains 10% defectives. Four fuses are randomly selected from...
Problem 8 A large box of fuses contains 10% defectives. Four fuses are randomly selected from the box. Find: a) Probability that exactly one fuse is defective b) Probability that at least one fuse of the four selected is defective Now suppose these four sampled fuses are shipped to a customer before being tested. Assume the cost of fixing' a shipment with defective fuses is given by C- 3Y2 where Y is the number of defectives in the shipment of...
In a box there are 20 light-bulbs, of which 7 are not working. We select 6...
In a box there are 20 light-bulbs, of which 7 are not working. We select 6 light-bulbs at random without replacement. What is the chance that 2 of the selected light-bulbs are not working? [Answer to 4 decimal places.] Submit Answer Tries 0/5 When circuit boards used in the manufacture of CD players are tested, the long-run percentage of defectives is 7%. A random sample of size n=23 of boards have been selected and checked. What is the expected number...
A box of 8 flashbulbs contains 3 defective bulbs. A random sample of 2 is selected...
A box of 8 flashbulbs contains 3 defective bulbs. A random sample of 2 is selected and tested. Let X be the random variable associated with the number of defective bulbs in a sample. (A) Find the probability distribution of X. (B) Find the expected number of defective bulbs in a sample.
QUESTION 13 (MRH_CH05-322B) You want to test the proportion of defectives in samples from two suppliers....
QUESTION 13 (MRH_CH05-322B) You want to test the proportion of defectives in samples from two suppliers. Supplier A has sent you 310 samples, of which 27 are defective. Supplier B has sent you 280 samples, of which 17 are defective. What is the value of your test statistic zo? Enter your answer to four decimal places. If you calculate a negative number, just type the minus sign in front of it. Do not take the absolute value of anything.
Suppose that a box of electrical fuses contains 3% defectives, and a sample of 100 fuses...
Suppose that a box of electrical fuses contains 3% defectives, and a sample of 100 fuses was obtained from the box. a. Find the probability of obtaining less than 2 defective fuses. (Round to four decimal places.) b. Find the expected number of defective fuses in the sample. (Round to the nearest whole number.)
> Use the following to answer questions 20-25: A company makes plastic cups. Four samples of...
> Use the following to answer questions 20-25: A company makes plastic cups. Four samples of 15 cups were taken from an ongoing process to establish a p chart for control. The samples and the number of defectives in each are shown in the following table: Sample Number of Defectives 1 15 2 2 15 0 3 15 3 4 15 5 What is the proportion defective for Sample 1? 0 0.667 O 0.133 O 0.200 O 0.167 O 0.333...
we have four boxes. box #1 contains 2000 components of which 100 are defective. Box #2...
we have four boxes. box #1 contains 2000 components of which 100 are defective. Box #2 contains 500 components of which 200 are defective. boxes #3 and #4 each contain 1000 components with 100 of them being defective. a box is selected by ruling a fair four sided die and then a single item is randomly chosen from the box. a.What is the probability that the selected component is defective? b. if the selected item is defective, find the probability...
PLEASE HELP Use the following to answer questions 20-25: A company makes plastic cups. Four samples...
PLEASE HELP
Use the following to answer questions 20-25: A company makes plastic cups. Four samples of 15 cups were taken from an ongoing process to establish ap chart for control. The samples and the number of defectives in each are shown in the following table: Sample n Number of Defectives 1 15 2 2 15 o 3 15 3 15 5 Question 22 1 pts What is the standard deviation of the sampling distribution of sample proportion defective? Please...
Use the following to answer questions 20-25: A company makes plastic cups. Four samples of 15...
Use the following to answer questions 20-25: A company makes plastic cups. Four samples of 15 cups were taken from an ongoing process to establish ap chart for control The samples and the number of defectives in each are shown in the following table: Sample Number of Defectives 1 15 2 2 15 3 15 3 4 15 5 What is the proportion defective for Sample 12 O 0122 O 0.667 O 0.167 O 0223 O 0.200 Question 21 1...
The probability of selecting a NON-defective part from a box containing 20 parts, 3 of which...
The probability of selecting a NON-defective part from a box containing 20 parts, 3 of which are defective is: a) 3/20 b) 1/3 c) 17/20 d) 1/20
Problem 8 A large box of fuses contains 10% defectives. Four fuses are randomly selected from the box. Find: a) Probability that exactly one fuse is defective b) Probability that at least one fuse of the four selected is defective Now suppose these four sampled fuses are shipped to a customer before being tested. Assume the cost of fixing' a shipment with defective fuses is given by C- 3Y2 where Y is the number of defectives in the shipment of...
In a box there are 20 light-bulbs, of which 7 are not working. We select 6 light-bulbs at random without replacement. What is the chance that 2 of the selected light-bulbs are not working? [Answer to 4 decimal places.] Submit Answer Tries 0/5 When circuit boards used in the manufacture of CD players are tested, the long-run percentage of defectives is 7%. A random sample of size n=23 of boards have been selected and checked. What is the expected number...
QUESTION 13 (MRH_CH05-322B) You want to test the proportion of defectives in samples from two suppliers. Supplier A has sent you 310 samples, of which 27 are defective. Supplier B has sent you 280 samples, of which 17 are defective. What is the value of your test statistic zo? Enter your answer to four decimal places. If you calculate a negative number, just type the minus sign in front of it. Do not take the absolute value of anything.
Suppose that a box of electrical fuses contains 3% defectives, and a sample of 100 fuses was obtained from the box. a. Find the probability of obtaining less than 2 defective fuses. (Round to four decimal places.) b. Find the expected number of defective fuses in the sample. (Round to the nearest whole number.)
> Use the following to answer questions 20-25: A company makes plastic cups. Four samples of 15 cups were taken from an ongoing process to establish a p chart for control. The samples and the number of defectives in each are shown in the following table: Sample Number of Defectives 1 15 2 2 15 0 3 15 3 4 15 5 What is the proportion defective for Sample 1? 0 0.667 O 0.133 O 0.200 O 0.167 O 0.333...
PLEASE HELP
Use the following to answer questions 20-25: A company makes plastic cups. Four samples of 15 cups were taken from an ongoing process to establish ap chart for control. The samples and the number of defectives in each are shown in the following table: Sample n Number of Defectives 1 15 2 2 15 o 3 15 3 15 5 Question 22 1 pts What is the standard deviation of the sampling distribution of sample proportion defective? Please...
Use the following to answer questions 20-25: A company makes plastic cups. Four samples of 15 cups were taken from an ongoing process to establish ap chart for control The samples and the number of defectives in each are shown in the following table: Sample Number of Defectives 1 15 2 2 15 3 15 3 4 15 5 What is the proportion defective for Sample 12 O 0122 O 0.667 O 0.167 O 0223 O 0.200 Question 21 1...
Most questions answered within 3 hours.
-
Industry: Telecommunications in India
Here, you need to discuss the sources of the growth pattern
and...
asked 28 minutes ago -
Hydrobromic acid
dissolves solid iron according to the followiaung reaction:
Fe(s)+2HBr(aq)→
FeBr2(aq)+ H2(g)
Part A. What...
asked 2 hours ago -
Verify the following vector identity in SPHERICAL
COORDINATES.
div(curl(A)) = 0
asked 3 hours ago -
The work function (Φ) for a metal is 7.50×10-19 J.
What is the longest wavelength (nm)...
asked 4 hours ago -
1. Would the following procedural changes cause the
calculated mass percent Ni2+ ion in Ni(NH3)nCl2 to...
asked 5 hours ago -
1. Why does the voltage of the capacitor vary with frequency?
where does this missing voltage...
asked 7 hours ago -
p p please write each step out clearly
3. A manager of a company is considering...
asked 6 hours ago -
On October 1, Ebony Ernst organized Ernst Consulting; on October
3, the owner contributed $83,540 in...
asked 7 hours ago -
A.)As an electron moves through a region of space, its speed
decreases from 9.60 × 106...
asked 7 hours ago -
In java with the netbeans program do:
Through object programming
Create a class "ContadorP", which is...
asked 7 hours ago -
Pattern Corporation acquired all of Science
Company's outstanding stock on January 1, 2016 for $600,000 cash....
asked 7 hours ago -
Here are all accounts Tyler Co. maintains.
Tax expenses $4,750
Common stocks $48,840
SG&A expenses $2,500...
asked 8 hours ago