Question

1. The probability that a person has an Internet connection at home is 34%. The probability...

1. The probability that a person has an Internet connection at home is 34%. The probability that he has access to the Internet at work is 40%. The probability that a person who has access to the Internet at work also has access at home is 55%

. a. What is the probability that a person has an Internet connection at home and at work?

b. What is the probability that a person has an Internet connection at home or at work?

c. What is the probability that a person with an Internet connection at home also has one at work?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
9.98. Consider the data of Exercise 9.92. Suppose a person from the continental united states does...
9.98. Consider the data of Exercise 9.92. Suppose a person from the continental united states does not have broadband access from home. What is the probability that the person lives in the southeast? Exercise 9.92. The population of the continental united states is distributed as follows: 40% in the north east, 10% in northwest, 30% in the southwest, and 20% in the southeast. The population with broadband access from home is distributed as follows: 85% in the northeast have access,...
In spite of the potential safety hazards, some people would like to have an Internet connection...
In spite of the potential safety hazards, some people would like to have an Internet connection in their car. A preliminary survey of adult Americans has estimated this proportion to be somewhere around 0.20. (a) Use the given preliminary estimate to determine the sample size required to estimate the proportion of adult Americans who would like an Internet connection in their car to within 0.02 with 95% confidence. (Enter your answer as a whole number.) (b) The formula for determining...
In spite of the potential safety hazards, some people would like to have an Internet connection...
In spite of the potential safety hazards, some people would like to have an Internet connection in their car. A preliminary survey of adult Americans has estimated this proportion to be somewhere around 0.20. (a) Use the given preliminary estimate to determine the sample size required to estimate the proportion of adult Americans who would like an Internet connection in their car to within 0.04 with 95% confidence. (Enter your answer as a whole number.) (b) The formula for determining...
1. If a person that has blood type O has a child with a person that...
1. If a person that has blood type O has a child with a person that has blood type AB, what is the probability that the child will be blood type A? a. 0% b. 25% c. 50% d. 75% e. 100% 2. Red-green color blindness is inherited through an X-linked, recessive allele (b). Two parents, Fred and Ginger, have normal vision. They have two daughters, Takiyah and Kelly, who also have normal vision, and a color-blind son, David. What...
Your organization has recently started advertising its services on the internet. The marketing manager has indicated...
Your organization has recently started advertising its services on the internet. The marketing manager has indicated that she wants to know how long it takes internet users to access your company’s internet screen, since there is concern it is taking too long and deterring interest. You have asked colleagues and friends at a variety of other organizations to access your company’s website and keep a careful record of how long it took them to get into the company’s home page....
3. A diagnostic test has 95% sensitivity (the probability a person with the condition tests positive...
3. A diagnostic test has 95% sensitivity (the probability a person with the condition tests positive = 0.95) and 95% specificity (the probability a person without the condition tests negative = 0.95). In a population of people given the test, 1% of the people have the condition (probability a person has the condition = 0.01). (a) What proportion of the people will test positive? (b) Given a person has tested positive, what is the probability he/she has the condition?
22. In a typical day, 47% of people with Internet access shop online. In a random...
22. In a typical day, 47% of people with Internet access shop online. In a random sample of six people in the US with Internet access, what is the probability that the number of people that shop online is : Round to 3 DP and show all work. (a) less than three? _____________ (b) at least three? _____________ (c) between two and four inclusive? _____________
Computers Inc. sells personal computers as well as home Internet service. On July 1, 2019, Computers...
Computers Inc. sells personal computers as well as home Internet service. On July 1, 2019, Computers sold a computer with a two-year Internet connection service contract. The customer paid $1,950 cash for this special offer. Each component could have been purchased separately by the customer so three performance obligations have been identified. The stand-alone selling price of the computer is $900 (cost to Computers Inc. $490). The stand-alone value of the two-year Internet service is $1,200 if purchased and paid...
A person aged 35 has just taken out a home mortgage loan where he will pay...
A person aged 35 has just taken out a home mortgage loan where he will pay $18,000 at the end of each year for 20 years. He was also required to purchase a life insurance policy that will pay any remaining payments should he die within the 20-year period. (a) If the person dies in the first year, how much is the PV of the death benefit? (b) Calculate the expected present value of this life insurance policy. I=5% (give...
1) The Pew Research Center Internet Project conducted a survey of 907 Internet users. This survey...
1) The Pew Research Center Internet Project conducted a survey of 907 Internet users. This survey provided a variety of statistics on them. If required, round your answers to four decimal places. (a) The sample survey showed that 90% of respondents said the Internet has been a good thing for them personally. Develop a 95% confidence interval for the proportion of respondents who say the Internet has been a good thing for them personally. to (b) The sample survey showed...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT