# Quiz Module 4 Answers.docx - STAT 211 Review Quiz Module 4...

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STAT 211 - Review Quiz: Module 4 Quiz: Textbook Chapter 6In oneregion,the September energy consumption levels forsingle-familyhomes are found to be normallydistributed with a mean of 1050 kWh and a standard deviation of 218 kWh. For a randomly selectedhome,find the probability that the September energy consumption level is between 1100 kWh and 1225 kWh. Round to four decimal places.(0.1982)An unbiased estimator is a statistic that targets the value of the of the population parameter such that the sampling distribution of the statistic has a________equal to the________of the corresponding parameter.
If z is a standard normalvariable, find the probability that z lies between minus−2.41 and 0. Round to four decimal places.
The Precision Scientific Instrument Company manufactures thermometers that are supposed to give readings of 0degrees°C at the freezing point of water. Tests on a large sample of these thermometers reveal that at the freezing point ofwater, some give readings below 0degrees°C (denoted by
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