Question: 9.68 The interval from 22.33 to 1.75 captures an area of .95 under the z curve. This implies that another large-sample 95% confidence interval for
9.68 The interval from 22.33 to 1.75 captures an area of .95 under the z curve. This implies that another large-sample 95% confidence interval for m has lower limit x 2 2.33 s
Ïn and upper limit x 1 1.75 s
Ïn
.
Would you recommend using this 95% interval over the 95% interval x 6 1.96 s
Ïn discussed in the text?
Explain. (Hint: Look at the width of each interval.)
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