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.
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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...
A recent poll indicated that about 75% of U.S. households had access to a high-speed Internet...
A recent poll indicated that about 75% of U.S. households had access to a high-speed Internet connection. B. If 10 households are selected randomly, what is the probability that exactly 6 have high-speed access? The probability that exactly 6 households have high-speed access is Answer _____. (Type an integer or decimal. Round to three decimal places as needed.) C. If 10 households are selected randomly, what is the probability that 6 or fewer have high-speed access? The probability that 7...
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?
A random sample of 250 working adults found that 37% access the internet at work, 44%...
A random sample of 250 working adults found that 37% access the internet at work, 44% access the internet at home, and 21% access the internet at both home and work. What is the probability that a person in this sample selected at random access the internet at home or at work? Your sock drawer has nine folded pair of socks, with three pairs each of white, black, and blue. WHat is the probability, without looking in the drawer, that...
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 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
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