13, A Gallup Youth Survey found that 54% of 502 randomly selected teenagers in the U.S....
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. 150 samples = 3000 mean = 0.529 st. des: -0.016 L abello 0.48 0.50 0.52 0.54 0.56 0.58 0.529 a. Would it be appropriate to use the normal distribution to construct the confidence interval in this situation? Explain...
A Gallup survey of 1,001 randomly selected U.S. adults conducted May 2011, asked “In your opinion, which one of the following is the main reason why students get education beyond high school?” Fifty three percent chose “to earn more money.” Based on these data, I found the 95% confidence interval for the proportion of U.S. adults who choose “to earn more money” to be (0.499, 0.561). Explain in at least 1 sentence. TRUE/FALSE? Ninety-five percent of all U.S. adults are...
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...
ame: A survey conducted by Sallie Mae and Gallup of 1404 respondents found that 323 students paid for their education by student loans. Find the 90% confidence of the true proportion of students who paid for their education by student loans. A survey of 1898 people found that 45% of the adults said that dandelions were the toughest weeds to control in their yards. Find the 95% confidence interval of the true proportion who said that dandelions were the toughest...
Question 3 of 13 (1 point) A survey of 1050 U.S. adults found that 34% of people said that they would get no work done on Cyber Monday since they would spend all day shopping online. Find the 95% confidence interval of the true proportion. Round intermediate answers to at least five decimal places Round your final answers to three places ep
In a Gallup poll, 1025 randomly selected adults were surveyed and 29% of them said that they used the Internet for shopping at least a few times a year. Find a 99% confidence interval estimate of the proportion of adults who use the Internet for shopping. (5 points)
11: In a Gallup poll of 1000 randomly selected adults, 347 of them said they were underpaid. Construct a 95% confidence interval estimate of the percentage (proportion) of all adults who say that they are underpaid. Round to the nearest hundredth. 12: If you are using a ? −test when testing a claim about a population mean and the sample size is 53, the number of degrees of freedom is ________.
A recent survey of 1,014 American adults found that 46% view environmental conditions as either "excellent" or "good" (Gallup, March 4—7). Construct a 95% confidence interval of the population proportion.
A survey of 1100 U.S. adults found that 31% of people said that they would get no work done on Cyber Monday since they would spend all day shopping online. Find the 95% confidence interval of the true proportion round intermediate answers to at least five decimals. Round your final answers to three places
first picture is the information 2-) In a survey of 1000 U.S. teen. 372 said that they own smartphones. Find a point estimate for the population proportion of U.S. teens who own smartphones 2-) Use the data given in Example 2 to construct a 90% confidence interval for the population proportion of U.S. teens who own a smartphone