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In a survey conducted by a reputable marketing agency, 277 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to the bathroom (confessions included texting and answering phone calls). Complete parts (a) through (f) below. RELESS (d) Explain why the point estimate found in part (c) is a statistic Explain why it is a random variable. What is the source of variability in the random variable? Why is the point estimate found in part (c) a statistic? A. Its value is based on a specific sample OB. The sample size is large OC. It is being used to make inferences OD. All pieces of information obtained from surveys are statistics. OE. Its value may change depending on the individuals in the survey. Why is the point estimate found in part (c) a random variable? OA. It is being used to make inferences. B. Its value may change depending on the individuals in the survey. OC. All pieces of information obtained from surveys are statistics. OD. The sample size is large. ⒸE. Its value is based on a specific sample What is the source of variability in the random variable? GOOD OA. The marketing agency OB. The sample size OC. The question asked in the survey

In a survey conducted by a reputable marketing agency, 277 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to the bathroom (confessions included texting and answering phone calls). Complete parts (a) through (f) below. RELESS (d) Explain why the point estimate found in part (c) is a statistic Explain why it is a random variable. What is the source of variability in the random variable? Why is the point estimate found in part (c) a statistic? A. Its value is based on a specific sample OB. The sample size is large OC. It is being used to make inferences OD. All pieces of information obtained from surveys are statistics. OE. Its value may change depending on the individuals in the survey. Why is the point estimate found in part (c) a random variable? OA. It is being used to make inferences. B. Its value may change depending on the individuals in the survey. OC. All pieces of information obtained from surveys are statistics. OD. The sample size is large. ⒸE. Its value is based on a specific sample What is the source of variability in the random variable? GOOD OA. The marketing agency OB. The sample size OC. The question asked in the survey

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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In a survey conducted by a reputable marketing agency, 277 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to the bathroom (confessions included texting and answering phone calls). Complete parts (a) through (f) below. (d) Explain why the point estimate found in part (c) is a statistic. Explain why it is a random variable. What is the source of variability in the random variable? Why is the point estimate found in part (c) a statistic? A. Its value is based on a specific sample. OB. The sample size is large. OC. It is being used to make inferences. OD. All pieces of information obtained from surveys are statistics. OE. Its value may change depending on the individuals in the survey. Why is the point estimate found in part (c) a random variable? OA. It is being used to make inferences. B. Its value may change depending on the individuals in the survey. OC. All pieces of information obtained from surveys are statistics. OD. The sample size is large. OE. Its value is based on a specific sample. What is the source of variability in the random variable? enron OA. The marketing agency OB. The sample size OC. The question asked in the survey D. The individuals selected to be in the study (e) Construct and interpret a 95% confidence interval for the population proportion of adults 19 years of age or older who bring their cell phone every trip to the bathroom Select the correct choice below and fill in any answer boxes within your choice. (Type integers or decimals rounded to three decimal places as needed. Use ascending order.) % confident the proportion of adults 19 years of age or older who bring their cell phone every trip to the bathroom is between and OA. We are OB. There is a % probability the proportion of adults 19 years of age or older who bring their cell phone every trip to the bathroom is between and
Transcribed Image Text:In a survey conducted by a reputable marketing agency, 277 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to the bathroom (confessions included texting and answering phone calls). Complete parts (a) through (f) below. (d) Explain why the point estimate found in part (c) is a statistic. Explain why it is a random variable. What is the source of variability in the random variable? Why is the point estimate found in part (c) a statistic? A. Its value is based on a specific sample. OB. The sample size is large. OC. It is being used to make inferences. OD. All pieces of information obtained from surveys are statistics. OE. Its value may change depending on the individuals in the survey. Why is the point estimate found in part (c) a random variable? OA. It is being used to make inferences. B. Its value may change depending on the individuals in the survey. OC. All pieces of information obtained from surveys are statistics. OD. The sample size is large. OE. Its value is based on a specific sample. What is the source of variability in the random variable? enron OA. The marketing agency OB. The sample size OC. The question asked in the survey D. The individuals selected to be in the study (e) Construct and interpret a 95% confidence interval for the population proportion of adults 19 years of age or older who bring their cell phone every trip to the bathroom Select the correct choice below and fill in any answer boxes within your choice. (Type integers or decimals rounded to three decimal places as needed. Use ascending order.) % confident the proportion of adults 19 years of age or older who bring their cell phone every trip to the bathroom is between and OA. We are OB. There is a % probability the proportion of adults 19 years of age or older who bring their cell phone every trip to the bathroom is between and
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