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Answer the questions in complete sentences when applicable

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Use this information to answer the questions.Studies show that extreme Internet usage among college students is associated with low self-esteem and high levels of stress and anxiety. Researchers randomly sampled 213 U.S. college students and recorded the number of hours each student spent using the Internet the previous day. A plot of the sample data showed no extreme outliers or skewness, and the sample had a mean of x-bar=4.3 hours and a standard deviation of s=1.414 hours. What is a 90% confidence interval estimate for the mean daily number of hours all college students spend using the Internet?

Answer the questions in complete sentences when applicable.

Confidence Interval Estimation

STATE: What is a 90% confidence interval estimate for the mean daily number of hours all college students spend using the Internet?

  1. PLAN:State the name of the appropriate estimation procedure (e.g., one-sample z confidence interval for proportions).
  2. Describe the parameter of interest in the context of the problem.

Reference no: EM131737842

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