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In: Statistics and Probability

Consider the following results for two independent random samples taken from two populations. Sample 1 Sample...

Consider the following results for two independent random samples taken from two populations.
Sample 1 Sample 2
n1 = 50 n2 = 30
x1 = 13.4 x2 = 11.7
σ1 = 2.3 σ2 = 3
  1. What is the point estimate of the difference between the two population means?

  2. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals).
    ( , )
  3. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals).

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orchestra answered 2 years ago
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