Mathematics, 08.03.2021 14:00 manuel6885
The amounts of electricity bills for all households in a city have a skewed probability distribution with a mean of $139 and a
standard deviation of $30. Find the probability that the mean amount of electric bills for a random sample of 75 households selected
from this city will be within $6 of the population mean.
Round your answer to four decimal places.
P (i within $6 of 4) =
Answers: 2
Mathematics, 21.06.2019 22:00
If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate
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Mathematics, 22.06.2019 00:20
Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer
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Mathematics, 22.06.2019 02:00
Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.
Answers: 3
The amounts of electricity bills for all households in a city have a skewed probability distribution...
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