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Stats homework on data 1. Out of the variables that you have coded, you will use the variable "age". You will estimate the population parameters from sample statistics.
2. For the variable of age (NOT grouped age), a. Calculate the Confidence Interval for 95% confidence level using both z distribution and t distribution.
b. Explicitly display how you have computed them (Do not explain, just show how you calculated them. Interpret the results that you have obtained based on z distribution and t distribution separately and have to put togther a presentation.
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An average computer mouse inspector can inspect 60 mice per hour with a population standardx deviation of 10 mice per hour. The 48 computer mice inspectors at a particular factory can only inspect 55 mice per hour. Does the company have reaseon to..
Calculate all the first and second order inclusion probabilities and find the value of E[n(a)] in two ways
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Popcorn kernels take between 100 and 200 seconds to pop. What sample size (number of kernels) would be needed to estimate the true mean seconds to pop with and error of 5 seconds and 95% confidence level?
Please note that for all problems in this course, the standard cut-off for a test of significance will be p
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