Mathematics, 27.02.2020 19:12, Jabari1946
The distribution of the population of the millions of household incomes in California is skewed to the right. Which of the following best describes what happens to the sampling distribution of the sample mean when the size of a random sample increases from 10 to 100? explain why.
a) Its mean gets closer to the population mean, its standard deviation gets closer to the population standard deviation, and its shape gets closer to the population’s shape.
b) Its mean gets closer to the population mean, its standard deviation gets smaller, and its shape gets closer to normal.
c) Its mean stays constant, its standard deviation gets closer to the population standard deviation, and its shape gets closer o the population’s shape.
d) Its mean stays constant, its standard deviation gets smaller, and its shape gets closer to normal.
e) None of the above.
Answers: 2
Mathematics, 21.06.2019 21:30, gungamer720
Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?
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Mathematics, 21.06.2019 23:30, sindy35111
Atown has a population of 17000 and grows at 2.5% every year. to the nearest year, how long will it be until the population will reach 19600?
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The distribution of the population of the millions of household incomes in California is skewed to t...
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