In a survey of 792 internet users, 681 said that they had taken steps to remove...
In a survey of 792 internet users, 681 said that they had taken steps to remove or mark their digital footprints.
Suppose that previous survey indicated that about 80% of internet users have taken steps to remove or mask their digital footprints.
Is this possible that more than 80% of internet users this year have taken necessary steps?
To answer this question:
1) develop the hypothesis.
2) find the Z score
3) find P-Value
4) reject or Fail to reject the Null hypothesis
5) make a statistical conclusion
Homework Answers
Add Answer to:
In a survey of 792 internet users, 681 said that they had taken
steps to remove...
The article “How to Block Nuisance Calls” reported that in a survey of mobile phone users,...
The article “How to Block Nuisance Calls” reported that in a survey of mobile phone users, 70% of those surveyed said that they received at least one nuisance all to their mobile phone in the last month. Suppose that this estimate was based on a representative sample of 600 mobile phone users. Using a significance level of 0.05, determine if there is evidence that more than 66% of all mobile phone users have received at least one nuisance call in...
The Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures the...
The Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures the motivation, attitude, and study habits of college students. Scores range from0 to 200 and follow (approximately) a Normal distribution with mean 113 and standard deviation 16. You suspect that incoming freshmen at your school have a mean m thatis different from 113 because they are often excited yet anxious about entering college. You give the SSHA to 23 incoming freshmen and find their mean score...
A recent survey by the research institute showed that 64% of users of online dating sites...
A recent survey by the research institute showed that 64% of users of online dating sites say the number one thing they're looking finding. From a random sample of 120 students on campus, you find that 72 said the number one thing they're looking for in a date a. Based on this sample, can we conclude that the proportion of students who said the number one thing they're looking for in a da Determine the null and alternative hypotheses. Choose...
What is your favorite color? A large survey of countries, including the United States, China, Russia,...
What is your favorite color? A large survey of countries,
including the United States, China, Russia, France, Turkey, Kenya,
and others, indicated that most people prefer the color blue. In
fact, about 24% of the population claim blue as their favorite
color.† Suppose a random sample of n = 54 college students
were surveyed and r = 10 of them said that blue is their
favorite color. Does this information imply that the color
preference of all college students is...
What is your favorite color? A large survey of countries, including the United States, China, Russia,...
What is your favorite color? A large survey of countries, including the United States, China, Russia, France, Turkey, Kenya, and others, indicated that most people prefer the color blue. In fact, about 24" of the population claim blue as their favorite color.t Suppose a random sample of n 60 college students were surveyed and r 13 of them said that blue is their favorite color. Does this information imply that the color preference of all college students is different (either...
can you do this project for me like use baseball and batting averages or whatever you feel like using we had to crea...
can
you do this project for me like use baseball and batting averages
or whatever you feel like using
we
had to create our own problem
Statistics project For this project you will be picking a topic and doing a hypothesis test for that topic. There will be five parts for this project. The four steps that I have outlined in the course, null and alternate hypothesis, check requirements, find the test statistic and p-value, and compare p-value and write...
An accounting class of 250 students is allocated into several tutorials to be taken by either...
An accounting class of 250 students is allocated into several tutorials to be taken by either Tutor A and Tutor B. At the end of the semester the lecturer-in-charge looks at the distribution of marks by tutor. Table 1 provides this summary of the marks Table 1: Accounting student results according to their tutor Fail Credit Distinction Higher distinction 1 4 Pass Total Tutor A Tutor B Total 13 12 25 59 71 130 26 39 65 6 19 25...
In a survey of 1,005 adult Americans, 45.7% indicated that they were somewhat interested or very...
In a survey of 1,005 adult Americans, 45.7% indicated that they were somewhat interested or very interested in having web access in their cars. Suppose that the marketing manager of a car manufacturer claims that the 45.7 % based only on a sample and that 45.7% is close to half, so there is no reason to believe that the proportion of all adult Americans who want car web access is less than 0.50. s the marketing manager correct adult Americans....
You may need to use the appropriate appendix table or technology to answer this question. A magazine uses a survey of readers to obtain customer satisfaction ratings for the nation's largest retai...
You may need to use the appropriate appendix table or technology to answer this question. A magazine uses a survey of readers to obtain customer satisfaction ratings for the nation's largest retailers. Each survey respondent is asked to rate a specified retailer in terms of six factors: quality of products, selection, value, checkout efficiency, service, and store layout. An overall satisfaction score summarizes the rating for each respondent with 100 meaning the respondent is completely satisfied in terms of all...
photos for each question are all in a row (1 point) In the following questions, use...
photos for each question are all in a row
(1 point) In the following questions, use the normal distribution to find a confidence interval for a difference in proportions pu - P2 given the relevant sample results. Give the best point estimate for p. - P2, the margin of error, and the confidence interval. Assume the results come from random samples. Give your answers to 4 decimal places. 300. Use 1. A 80% interval for pı - P2 given that...
A recent survey by the research institute showed that 64% of users of online dating sites say the number one thing they're looking finding. From a random sample of 120 students on campus, you find that 72 said the number one thing they're looking for in a date a. Based on this sample, can we conclude that the proportion of students who said the number one thing they're looking for in a da Determine the null and alternative hypotheses. Choose...
What is your favorite color? A large survey of countries,
including the United States, China, Russia, France, Turkey, Kenya,
and others, indicated that most people prefer the color blue. In
fact, about 24% of the population claim blue as their favorite
color.† Suppose a random sample of n = 54 college students
were surveyed and r = 10 of them said that blue is their
favorite color. Does this information imply that the color
preference of all college students is...
What is your favorite color? A large survey of countries, including the United States, China, Russia, France, Turkey, Kenya, and others, indicated that most people prefer the color blue. In fact, about 24" of the population claim blue as their favorite color.t Suppose a random sample of n 60 college students were surveyed and r 13 of them said that blue is their favorite color. Does this information imply that the color preference of all college students is different (either...
can
you do this project for me like use baseball and batting averages
or whatever you feel like using
we
had to create our own problem
Statistics project For this project you will be picking a topic and doing a hypothesis test for that topic. There will be five parts for this project. The four steps that I have outlined in the course, null and alternate hypothesis, check requirements, find the test statistic and p-value, and compare p-value and write...
An accounting class of 250 students is allocated into several tutorials to be taken by either Tutor A and Tutor B. At the end of the semester the lecturer-in-charge looks at the distribution of marks by tutor. Table 1 provides this summary of the marks Table 1: Accounting student results according to their tutor Fail Credit Distinction Higher distinction 1 4 Pass Total Tutor A Tutor B Total 13 12 25 59 71 130 26 39 65 6 19 25...
In a survey of 1,005 adult Americans, 45.7% indicated that they were somewhat interested or very interested in having web access in their cars. Suppose that the marketing manager of a car manufacturer claims that the 45.7 % based only on a sample and that 45.7% is close to half, so there is no reason to believe that the proportion of all adult Americans who want car web access is less than 0.50. s the marketing manager correct adult Americans....
photos for each question are all in a row
(1 point) In the following questions, use the normal distribution to find a confidence interval for a difference in proportions pu - P2 given the relevant sample results. Give the best point estimate for p. - P2, the margin of error, and the confidence interval. Assume the results come from random samples. Give your answers to 4 decimal places. 300. Use 1. A 80% interval for pı - P2 given that...
Most questions answered within 3 hours.
-
Hello, can someone please help me answer this question?
How much heat is absorbed by a...
asked 13 minutes ago -
A business executive has the option to invest money in two
plans: Plan A guarantees that...
asked 15 minutes ago -
. A marketing researcher conducted a survey of 25 shoppers
randomly selected at the local mall...
asked 30 minutes ago -
Create an comprehensive response to the
following:
Antimicrobial agents work on a multitude of microbes (bacteria,...
asked 31 minutes ago -
6.13 LAB: Step counter. Section 6.3.
A pedometer treats walking 2,000 steps as walking 1 mile....
asked 27 minutes ago -
(14.2) A block of mass m = 10 kg riding on a frictionless
horizontal plane is...
asked 30 minutes ago -
Use any search engine to search for articles about Starbucks
partnership with Tata Companies in India...
asked 28 minutes ago -
Let’s say that for some reason Bank Excess Reserves suddenly
increase sharply. What effect would this...
asked 38 minutes ago -
Given:
Curent Assets: $600,000
Total Assets: $2,600,000
Current Liabilities: $500,000
Total Liabilities: $1,700,000
What is the...
asked 43 minutes ago -
1. What is a “Bankster”? What is insider trading? Why is it
illegal?
2. What is...
asked 41 minutes ago -
A transverse wave on a cord is given by
D(x,t)=0.18sin(2.7x−61.0t), where Dand x are in m...
asked 47 minutes ago -
ASSIGNMENT
ANSWER ANY TWO OF THE FOLLOWING IN 2-3 PARAGRAPHS OF EACH
QUESTION.
1: Where is...
asked 46 minutes ago