Ask a New Question

Question

The mean life expectancy of a certain type of light bulb is 945 hours with a standard deviation of 21 hours. What is the approximate standard deviation of the sampling distribution of the mean for all samples with n=50?
9 years ago

Answers

PsyDAG
SEm = SD/√n
9 years ago

Related Questions

Your life expectancy can be related to the overall well-being of your body, your mind, and your rela... The U.S life expectancy of a baby born in 1960 was 69.8 years. For a birth year of 2010, the U.S li... If the life expectancy of a sloth is 20 years, how many times will it touch the ground in its lifeti... Your life expectancy can be related to the overall well-being of your body, your mind and your relat... Why is the life expectancy so much longer in wealthy nations than in nations without much wealth?(1... What is life expectancy? Disabled A. the number of years a person is likely to live S... How are life expectancy and mortality tied to socioeconomic status, ethnicity, and race? Explain in... What is life expectancy? the absence of illness the degree of overall satisfaction that a pers...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use