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You randomly select and measure the contents of 10 bottles of cough syrup. The results (in fluid) are shown. Assume the sample is taken from a normally distributed population. Construct 95% confidence intervals for (a) the population variance o^2 and (b) the population standard deviation o.
4.212
4.298
4.251
4.241
4.186
4.267
4.262
4.244
4.226
4.234
Given what you've learned in this module about the meaning of "statistics", choose one of the examples from Part I (A-F), and raise a relevant question of your own that could be answered by a statistician.
The lifetime of a super tough AAA battery is normally distributed wit mean of 28.5 hours and standard deviation of 5.3 hours. For a battery selected at random
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question response time at an online site can be modeled with an exponential distribution with a mean service of 5
What will be the standard deviation and the varience in each of the following casses
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1.a pediatrician is interested in studying the effect of motrin on reducing temperature in young children. four
Should the engineering firm be concerned? Perform an appropriate hypothesis test, showing the necessary calculations and/or explaining the process used to obtain the results.
suppose 60 of the people in town will get exposed to flu in the next month. if you are exposed and not inoculated then
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