3 Confidence Interval questions, statistics homework help

3 Confidence Interval questions, statistics homework help

I’ve attached the table of t-distribution areas to answer these questions.. (file opens via excel)
Thanks in advance to the person who is awarded this question.

The following data represent the asking price of a simple random sample of homes for sale. Construct a 99​% confidence interval with and without the outlier included. Comment on the effect the outlier has on the confidence interval.

​$183,000 $279,900 ​$219,900

$143,000 ​$205,800 ​$201,500

​$459,900 $237,000 $187,500

​$208,900 $147,800 $264,900

(a) Construct a 99​% confidence interval with the outlier included.

($_, $_)

(Round to the nearest integer as​ needed.)

(b) Construct a 99​% confidence interval with the outlier removed.

($_, $_)

(Round to the nearest integer as​ needed.)

(c) Comment on the effect the outlier has on the confidence interval.

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