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the question up top, the rest is an example. It's comparing two populations

91 comparing two populations Part 1 11/03/2020 Part 2 11/04/2020 Homework Due date 11/12/2020 Consider the data on crude oil production in California between 1981 and 2020. Compare X = production in February and Y = production in September, for the years 1981 to 1995 following our example below. Find 99% confidence intervals. First, assume that population variances are known and that X and Y are independent. Second, determine if the data gives support for the idea that X and Y may be independent. And lastly, assume the population variances are unknown and that X and Y are dependent.

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