State the data type and parameter of interest

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A. Part of a university lecture's job is to publish his or her research.

This task often entails reading a variety of journal articles to keep up to date. To help determine faculty standards, a dean of a business school surveyed a random sample of 12 lecturers and asked them to count the number of journal articles they read in a typical month. The sample mean and standard deviation were 26.67 and 16.52, respectively. Estimate with 90% confidence the mean number of journal articles read monthly by lecturers by answering the following.

i. State the data type and parameter of interest.

ii. Specify the formula for the 90% confidence interval estimator for the mean number of journal articles read monthly by lecturers.

Reference no: EM132528102

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