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In: Statistics and Probability

Listed below are the amounts of net worth​ (in millions of​ dollars) of the ten wealthiest...

Listed below are the amounts of net worth​ (in millions of​ dollars) of the ten wealthiest celebrities in a country. Construct a 95​% confidence interval. What does the result tell us about the population of all​ celebrities? Do the data appear to be from a normally distributed population as​ required?

247247

219219

194194

164164

156156

156156

149149

149149

149149

144144

What is the confidence interval estimate of the population mean muμ​? ​$ millionless than<muμless than<​million

​(Round to one decimal place as​ needed.)

Listed below are student evaluation ratings of​ courses, where a rating of 5 is for​ "excellent." The ratings were obtained at one university in a state. Construct a confidence interval using a

95​%confidence level. What does the confidence interval tell about the population of all college students in the​ state?

3.93.9​,

3.03.0​,

4.24.2​,

4.84.8​,

3.13.1​,

4.04.0​,

3.73.7​,

4.94.9​,

4.14.1​,

3.93.9​,

4.44.4​,

3.83.8​,

3.63.6​,

4.04.0​,

3.53.5

  

What is the confidence interval for the population mean

muμ​? less than<muμless than<

​(Round to two decimal places as​ needed.)

Refer to the accompanying data set and construct a 95​% confidence interval estimate of the mean pulse rate of adult​ females; then do the same for adult males. Compare the results.

Click the icon to view the pulse rates for adult females and adult males.

Construct a 95​% confidence interval of the mean pulse rate for adult females. bpmless than<muμless than<bpm

​(Round to one decimal place as​ needed.)

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Expert Solution

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