A recent survey found that 70 % of households had Internet access and 84 % of...
A recent survey found that 70 % of households had Internet access and 84 % of households had cable television. Also, it was reported that 65 % of the households in the survey had both Internet and cable television. Determine the probability of selecting a household that had either Internet access or cable television.
Homework Answers
Add Answer to:
A recent survey found that 70 % of households had Internet
access and 84 % of...
A recent survey found that 74% of households had Internet access and 70% of households had...
A recent survey found that 74% of households had Internet access and 70% of households had cable television. Also, it was reported that 69% of the households in the survey had both Internet and cable television. Determine the probability of selecting a household that had either Internet access or cable television P(Internet or cable)- Type an integer or a decimal) (u) More A company that bakes chocolate chip cookies averages 52 chocolate chips per cookie. Assume that the number of...
11. Pet Ownership A recent random survey of households found that 14 out of 50 householders...
11. Pet Ownership A recent random survey of households found that 14 out of 50 householders had a cat and 21 out of 60 householders had a dog. At a = 0.05, test the claim that fewer household owners have cats than household owners who have dogs as pets.
According to a national marketing survey of American households, 60% of households surveyed had incomes greater...
According to a national marketing survey of American households, 60% of households surveyed had incomes greater than $25,000. The survey also found that 80% of households with income greater than $25,000 in two cars, while households with income less than $25,000 had two cars 40% of the time. What is the probability that household had income greater than $25,000 given that it had two cars? (Round to nearest percentage) A. 42 B. 75 C.25 D. 69 Reset Selection
In a sample of 150 households in a certain city, 112 had high-speed internet access. We...
In a sample of 150 households in a certain city, 112 had high-speed internet access. We wish to test the following hypotheses: Ho : p-0.70, H,:p> 0.70 a) The p-value for this test would be: 0.016 b) What conclusion should you come to based on this p-value at a significance level of 0.05? Less than 70 % of households in t
The 2018 Canadian internet use survey showed, overall, 94% of Canadians had home internet access, and...
The 2018 Canadian internet use survey showed, overall, 94% of Canadians had home internet access, and about 87% of the internet users bought goods or services online, spending $57.4 billion. Suppose 81 internet users with home internet access were randomly and independently sampled. Find the probability that at least 20% of those sampled currently did not buy goods or services online. Round your answers to the nearest ten-thousandth (4 decimals).
The 2018 Canadian internet use survey showed, overall, 94% of Canadians had home internet access, and...
The 2018 Canadian internet use survey showed, overall, 94% of Canadians had home internet access, and about 85% of the internet users bought goods or services online, spending $57.4 billion. Suppose 64 internet users with home internet access were randomly and independently sampled. Find the probability that at least 25% of those sampled currently did not buy goods or services online. Round your answers to the nearest ten-thousandth (4 decimals).
According to a survey of American households, the probability that the residents own 2 cars if annual household income is over $25,000 is 80%
According to a survey of American households, the probability that the residents own 2 cars if annual household income is over $25,000 is 80%. Of the households surveyed, 60% had incomes over $25,000 and 70% had 2 cars. The probability that the residents of a household own 2 cars and have an income over $25,000 a year is what?
According to a recent survey of households, the poll found that 48% of the adults watching...
According to a recent survey of households, the poll found that 48% of the adults watching a special event on TV enjoyed the commercials more than the event itself. Consider a random sample of nine adults who watched the special event. Complete parts a through d below. 1 (3 pts) What is the probability that less than four people enjoyed the commercials more than the event? what is the probablility that exactly six or seven people enjoyed the commericals more...
A recent survey found that 70% of all adults over 50 wear glasses for driving
A recent survey found that 70% of all adults over 50 wear glasses for driving. In a random sample of 10 adults over 50, what is the probability that exactly eight wear glasses?
7,8,9,10 7. Two cards are selected from a standard deck, with replacement. Find the probability that...
7,8,9,10
7. Two cards are selected from a standard deck, with replacement. Find the probability that they are both hearts. 8. Two cards are selected from a standard deck without replacement. Find the probability that they are both hearts. 9. The probability that a salmon swims successfully through a dam is 0.85 a. Find the probability that two salmon successfully swim through the dam. b. Find the probability that three salmon successfully swim through the dam A study found that...
A recent survey found that 74% of households had Internet access and 70% of households had cable television. Also, it was reported that 69% of the households in the survey had both Internet and cable television. Determine the probability of selecting a household that had either Internet access or cable television P(Internet or cable)- Type an integer or a decimal) (u) More A company that bakes chocolate chip cookies averages 52 chocolate chips per cookie. Assume that the number of...
11. Pet Ownership A recent random survey of households found that 14 out of 50 householders had a cat and 21 out of 60 householders had a dog. At a = 0.05, test the claim that fewer household owners have cats than household owners who have dogs as pets.
According to a national marketing survey of American households, 60% of households surveyed had incomes greater than $25,000. The survey also found that 80% of households with income greater than $25,000 in two cars, while households with income less than $25,000 had two cars 40% of the time. What is the probability that household had income greater than $25,000 given that it had two cars? (Round to nearest percentage) A. 42 B. 75 C.25 D. 69 Reset Selection
In a sample of 150 households in a certain city, 112 had high-speed internet access. We wish to test the following hypotheses: Ho : p-0.70, H,:p> 0.70 a) The p-value for this test would be: 0.016 b) What conclusion should you come to based on this p-value at a significance level of 0.05? Less than 70 % of households in t
7,8,9,10
7. Two cards are selected from a standard deck, with replacement. Find the probability that they are both hearts. 8. Two cards are selected from a standard deck without replacement. Find the probability that they are both hearts. 9. The probability that a salmon swims successfully through a dam is 0.85 a. Find the probability that two salmon successfully swim through the dam. b. Find the probability that three salmon successfully swim through the dam A study found that...
Most questions answered within 3 hours.
-
Calculate the equilibrium concentration of
PO43- in a saturated aqueous solution of
Ca3(PO4)2. The Ksp value...
asked 6 minutes ago -
The state education commission wants to estimate the fraction of
tenth grade students that have reading...
asked 16 minutes ago -
When a scientist conducted a genetics experiments with peas,
one sample of offspring consisted of 905...
asked 11 minutes ago -
(a) Subtract (78) in base 10 from (97) in base 10 using 2's
complement arithmetic ,...
asked 14 minutes ago -
From
genetics and environment how will you
use this knowledge in your professional or personal life...
asked 26 minutes ago -
Neglecting the effect of air resistance, a stone released from
rest from the top of a...
asked 29 minutes ago -
An old manuscript reveals that a landowner in the time of King
Arthur held 3.10 acres...
asked 28 minutes ago -
Signal Sampling Problem
Hi! Good morning, can someone help me to solve this following
sampling excercise?...
asked 24 minutes ago -
The statement in the following program is in the
incorrect order. Rearrange the statements so that...
asked 24 minutes ago -
_____________________ is the best justification for a reverse
stock split.
Multiple Choice
Improve the stock's respectability...
asked 32 minutes ago -
If you buy stock in a corporation and someone gets injured by
one of the corporation’s...
asked 33 minutes ago -
2.32 LAB: Using math functions Given three floating-point
numbers x, y, and z, output x to...
asked 39 minutes ago