In a survey conducted by a reputable marketing agency 268 of 1000 adults 19 years of age bringing and using their cell phone every trip to the bathroom confessions included texting and answering phone calls Complete parts a through f below Click here to view the standard normal distribution table page 1 Click here to view the standard normal distribution table page 2 ACCES 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 OA Its value may change depending on the individuals in the survey OB It is information obtained from a survey OC It is being used to make inferences OD The sample size is large OE Its value is based on a sample Why is the point estimate found in part c a random variable OA The sample size is large OB Its value may change depending on the individuals in the survey OC It is information obtained from a survey OD Its value is based on a sample OE It is being used to make inferences What is the source of variability in the random variable OA The sample size OB Random errors OC The question asked in the survey OD 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 OA There is a probability the proportion of adults 19 years of age or older who bring their cell phone every and trip to the bathroom is between OB We are confident the proportion of adults 19 years of age or older who bring their cell phone every trip and to the bathroom is between f What ensures that the results of this study are representative of all adults 19 years of age or older OA The large sample size from adults 19 years of age or older