1450 Nintendo owners were asked if they own super mario, of which 621 answered yes. What...
1450 Nintendo owners were asked if they own super mario, of which 621 answered yes. What is the sample proprtionof those who answered yes?
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1450 Nintendo owners were asked if they own super mario, of
which 621 answered yes. What...
Of the 92 people who answered "yes" to a question, 5 were male. Of the 74...
Of the 92 people who answered "yes" to a question, 5 were male. Of the 74 people that answered "no" to the question, 10 were male. If one person is selected at random from the group, what is the probability that the person answered "yes" or was male? Answer Choices A.0.09 B.0.054 c.0.645 d.0.614
In 1996, the General Social Survey (which uses a method similar to simple random sampling) asked,...
In 1996, the General Social Survey (which uses a method similar to simple random sampling) asked, "On the whole, do you think it should be the government's responsibility to provide decent housing for those who can't afford it?" For this question, 240 people said that it definitely should out of 1572 randomly selected people. We will make a 90% confidence interval for: p, the true population proportion that would have answered yes to this question p-hat, the sample proportion that...
In a Harris poll, adults were asked if they are in favor of abolishing the penny....
In a Harris poll, adults were asked if they are in favor of abolishing the penny. Among the responses, 1210 answered "no," 458 answered "yes," and 360 had no opinion. What is the sample proportion of yes responses, and what notation is used to represent it?
In a Harris poll, adults were asked if they are in favor of abolishing the penny....
In a Harris poll, adults were asked if they are in favor of abolishing the penny. Among the responses,1289 answered "no,"489 answered "yes," and 388 had no opinion. What is the sample proportion of yes responses, and what notation is used to represent it?
0.02 When 582 subjects were asked, "Do you believe in heaven?" the proportion whe answered yes...
0.02 When 582 subjects were asked, "Do you believe in heaven?" the proportion whe answered yes was 0.72. The standard deviation of this point estimate a. Find and interpret the margin of error for a 95% confidence interval for the population proportion of people who believe in heaven b. Construct the 95% confidence interval Interpret in context a. Find the margin of error for a 95% confidence interval for the population proportion of people who believe in heave (Round to...
Are dog owners more likely to be atheletes? 297 people in Portland were selected at random...
Are dog owners more likely to be atheletes? 297 people in Portland were selected at random and characterized as to whether they owned a dog and whether their interest in sports was above average, average, or below average. The results are presented in the following tablet Interest in Sports Above average Average Below averages Yes 49 43 33 No 29 76 67 a. What is the proportion of people in the sample who own a dog? (answer using a decimal...
8 Question Help In a Harris poll, adults were asked if they are in favor of...
8 Question Help In a Harris poll, adults were asked if they are in favor of abolishing the penny. Among the responses, 1228 answered "no," 474 answered "yes," and 374 had no opinion. What is the sample proportion of yes responses, and what notation is used to represent it? Choose the correct answer below. O A P=0.228. The symbol pis used to represent a sample proportion. OB. p=0.228. The symbol p is used to represent a sample proportion. OC -0.278....
A poll was conducted to investigate opinions about global warming. The respondents who answered yes when...
A poll was conducted to investigate opinions about global warming. The respondents who answered yes when asked if there is solid evidence that the earth is getting warmer were then asked to select a cause of global warming. The results are given in the accompanying data table. Use a 0.01 significance level to test the claim that the sex of the respondent is independent of the choice for the cause of global warming. Do men and women appear to agree,...
A newspaper reported on the results of an opinion poll in which adults were asked what...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 62% said that they are most likely to sleep and 17% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents a. Assuming a sample size of 1,000 for this...
#31. A group of 450 people were surveyed. 342 answered, "Yes". What was the sample proportion?...
#31. A group of 450 people were surveyed. 342 answered, "Yes". What was the sample proportion? Properties of the Sampling Distribution of the Sample Proportion, p =- If np(l-p) 210 and the sample size n is no more than 5% of the population size, N (n 30.05N), then the random variable p=r/n can be approximated by a normal random variable (x) with mean and standard deviation: mean - Hi =P standard deviation = SE = 0 p(1-P) = J- #32....
0.02 When 582 subjects were asked, "Do you believe in heaven?" the proportion whe answered yes was 0.72. The standard deviation of this point estimate a. Find and interpret the margin of error for a 95% confidence interval for the population proportion of people who believe in heaven b. Construct the 95% confidence interval Interpret in context a. Find the margin of error for a 95% confidence interval for the population proportion of people who believe in heave (Round to...
Are dog owners more likely to be atheletes? 297 people in Portland were selected at random and characterized as to whether they owned a dog and whether their interest in sports was above average, average, or below average. The results are presented in the following tablet Interest in Sports Above average Average Below averages Yes 49 43 33 No 29 76 67 a. What is the proportion of people in the sample who own a dog? (answer using a decimal...
8 Question Help In a Harris poll, adults were asked if they are in favor of abolishing the penny. Among the responses, 1228 answered "no," 474 answered "yes," and 374 had no opinion. What is the sample proportion of yes responses, and what notation is used to represent it? Choose the correct answer below. O A P=0.228. The symbol pis used to represent a sample proportion. OB. p=0.228. The symbol p is used to represent a sample proportion. OC -0.278....
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 62% said that they are most likely to sleep and 17% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents a. Assuming a sample size of 1,000 for this...
#31. A group of 450 people were surveyed. 342 answered, "Yes". What was the sample proportion? Properties of the Sampling Distribution of the Sample Proportion, p =- If np(l-p) 210 and the sample size n is no more than 5% of the population size, N (n 30.05N), then the random variable p=r/n can be approximated by a normal random variable (x) with mean and standard deviation: mean - Hi =P standard deviation = SE = 0 p(1-P) = J- #32....
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