Mathematics, 06.11.2020 17:10 lildommy420
Furnace repair bills are normally distributed with a mean of 263 dollars and a standard deviation of 25 dollars. If 100 of these repair bills are randomly selected, find the probability that they have a mean cost between 263 dollars and 265 dollars.
Answers: 3
Mathematics, 21.06.2019 12:30
It takes evan 6 3/4 to mow 3 lawns. it takes 2 1/3 hours to mow me. gals lawn and 1 3/4 hot mow ms. lee’s lawn. how many hours does it take evan to mow the third lawn?
Answers: 1
Mathematics, 21.06.2019 15:00
Find the product of (4x + 3y)(4x − 3y). 16x2 − 24xy + 9y2 16x2 − 9y2 16x2 + 24xy + 9y2 16x2 + 9y2
Answers: 1
Mathematics, 21.06.2019 17:00
Evaluate the expression for the given value of the variable. 5×(h+3) for h=7
Answers: 1
Furnace repair bills are normally distributed with a mean of 263 dollars and a standard deviation of...
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