Prev Up Next (1 pt) An analyst working for a telecommunications company has been
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Prev Up Next (1 pt) An analyst working for a telecommunications company has been asked to gauge the stress on its cellular networks due to the increasing use of smartphones. She decides to first look at the relationship between the number of minutes customers spent talking on their phones and the amount of cellular data they use. She collects a month's worth of data on 300 customers who have smartphones with data plans. The mean monthly call time was found to be 229 minutes, and the mean amount of data consumed was found to be 466 megabytes. Based on the least squares regression line fitted to the data, it is found that for every minute increase in calling time, the data usage is expected to increase by 4 megabytes Predict the amount of data used by a customer who spends 384 minutes on the phone. Do not round in intermediate steps The predicted the amount of data used by a customer who spends 384 minutes on the phone is (in megabytes, rounded to one decimal place) Preview Answers Submit AnswersExplanation / Answer
Prev Up Next (1 pt) An analyst working for a telecommunications company has been asked to gauge the stress on its cellular networks due to the increasing use of smartphones. She decides to first look at the relationship between the number of minutes customers spent talking on their phones and the amount of cellular data they use. She collects a month's worth of data on 300 customers who have smartphones with data plans. The mean monthly call time was found to be 229 minutes, and the mean amount of data consumed was found to be 466 megabytes. Based on the least squares regression line fitted to the data, it is found that for every minute increase in calling time, the data usage is expected to increase by 4 megabytes Predict the amount of data used by a customer who spends 384 minutes on the phone. Do not round in intermediate steps The predicted the amount of data used by a customer who spends 384 minutes on the phone is (in megabytes, rounded to one decimal place) Preview Answers Submit Answers
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