Construct ninety percent confidence interval for the mean

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The University conducted a survey of 200 students and asked how many hours do they watch television. The surveyors calculate the sample mean to be 3.4 hours and the sample variance 1.8 hours. If μ= 3.0, then calculate the observed value for the t-statistic. Construct 90% confidence interval for the mean.

Reference no: EM13148570

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