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8. In a random sample of 900 adults, 42 defined themselves as vegetarian:s. a. Give a...
3. In a March 2010 poll of 1600 American adults, 1088 described themselves as "totally happy"...
3. In a March 2010 poll of 1600 American adults, 1088 described themselves as "totally happy" (this category included both “very happy" or "somewhat happy” responses) Use STATCRUNCH to construct a 95% confidence interval for the proportion of American adults who describe themselves as “totally happy." a. Best Point Estimate b. Margin of Error for a 95% confidence level. c. Construct the 95% confidence interval for the proportion of American adults who describe themselves as “totally happy”. Statement: (Round to...
A random sample of 1007 adults in a certain large country was asked "Do you pretty...
A random sample of 1007 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1007 adults surveyed, 522 indicated that televisions are a luxury they could do without. Complete parts (a) through (e) below. (a) Obtain a point estimate for the population proportion of adults in the country who believe that televisions are a luxury they could do without. p with caret p...
A random sample of 1028 adults in a certain large country was asked "Do you pretty...
A random sample of 1028 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1028 adults surveyed, 527 indicated that televisions are a luxury they could do without. Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). (a) Obtain a point estimate for the...
o A random sample of 1015 adults in a certain large country was asked "Do you...
o A random sample of 1015 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without of the 1015 adults surveyed, 512 indicated that televisions are a luxury they could do without Complete parts (a) through (0) below. Growth andardroge Click to view the standard normal distriton tablete (a) Obtain a point estimate for the population proportion of adults in the country who believe that televisions...
Need help with part "C" A random sample of 1011 adults in a certain large country...
Need help with part "C"
A random sample of 1011 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1011 adults surveyed, 536 indicated that televisions are a luxury they could do without Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2) (a) Obtain...
a simple random sample of 511 adults were asked if they agreed medical A simple random...
a simple random sample of 511 adults were asked if they agreed
medical
A simple random sample of 511 adults were asked if they agreed medical marijuana should be legally available. Based on the 511 responses, 64% of respondents voted yes. a) Identify the population b) Identify the sample c) is the sample representative of the population? If no, what sampling method would best represent the population? d) 64% of respondents voted yes, find the probability of randomly selecting 10...
A random sample of 1002 adults in a certain large country was asked "Do you pretty much think te...
A random sample of 1002 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1002 adults surveyed, 516 indicated that televisions are a luxury they could do without. Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). LOADING... Click here to view the standard normal distribution table (page 2). LOADING... (a) Obtain a point estimate...
In an August 2012 Gallup survey of 1,012 randomly selected U.S. adults (age 18 and over), 53% said that they were dissatisfied with the quality of education students receive in kindergarten through grade 12. The bootstrap distribution (based on 5,000 samp
1. In an August 2012 Gallup survey of 1,012 randomly selected U.S. adults (age 18 and over), 53% said that they were dissatisfied with the quality of education students receive in kindergarten through grade 12. The bootstrap distribution (based on 5,000 samples) is provided. a). Would it be appropriate to use the normal distribution to construct the confidence interval in this situation? Explain briefly. b). The standard error from the bootstrap distribution is SE = 0.016. Use the normal distribution...
4. A random sample of 1003 adult Americans was asked, "Do you pretty much think televisions...
4. A random sample of 1003 adult Americans was asked, "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1003 adults surveyed, 521 indicated that televisions are a luxury they could do without (A) Obtain a point estimate for the population proportion of adult Americans who believe that televisions are a luxury they could do without. (B) Verify that the requirements for constructing a confidence interval about p are satisfied. (C)...
question 1. A random sample of 1002 adults in a certain large country was asked "...
question 1. A random sample of 1002 adults in a certain large country was asked " do you pretty much think televisions are necessity or a luxury you could do without?" Of the 1002 adults surveyed, 511 indicated that televisions are a luxury they could do without. Complete parts (a) through (e) below question 2. A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size sample should be obtained if she wishes the estimate...
3. In a March 2010 poll of 1600 American adults, 1088 described themselves as "totally happy" (this category included both “very happy" or "somewhat happy” responses) Use STATCRUNCH to construct a 95% confidence interval for the proportion of American adults who describe themselves as “totally happy." a. Best Point Estimate b. Margin of Error for a 95% confidence level. c. Construct the 95% confidence interval for the proportion of American adults who describe themselves as “totally happy”. Statement: (Round to...
A random sample of 1028 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1028 adults surveyed, 527 indicated that televisions are a luxury they could do without. Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). (a) Obtain a point estimate for the...
o A random sample of 1015 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without of the 1015 adults surveyed, 512 indicated that televisions are a luxury they could do without Complete parts (a) through (0) below. Growth andardroge Click to view the standard normal distriton tablete (a) Obtain a point estimate for the population proportion of adults in the country who believe that televisions...
Need help with part "C"
A random sample of 1011 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1011 adults surveyed, 536 indicated that televisions are a luxury they could do without Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2) (a) Obtain...
a simple random sample of 511 adults were asked if they agreed
medical
A simple random sample of 511 adults were asked if they agreed medical marijuana should be legally available. Based on the 511 responses, 64% of respondents voted yes. a) Identify the population b) Identify the sample c) is the sample representative of the population? If no, what sampling method would best represent the population? d) 64% of respondents voted yes, find the probability of randomly selecting 10...
4. A random sample of 1003 adult Americans was asked, "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the 1003 adults surveyed, 521 indicated that televisions are a luxury they could do without (A) Obtain a point estimate for the population proportion of adult Americans who believe that televisions are a luxury they could do without. (B) Verify that the requirements for constructing a confidence interval about p are satisfied. (C)...
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