Questions Asked

tiffanyblake:
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The mean lifespan of a Sylvania light bulb is 1600 hours with a standard deviation of 300 hours. What is the probability that the light bulb…
 updated one year ago
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tiffanyblake:
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Approximately 15% of Americans have a blood type of B. The local blood bank has 80 donors stop by on a given day (which can be considered a …
 updated one year ago
 2 replies
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tiffanyblake:
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The average weight of a chicken egg is 2.25 ounces with a standard deviation of 0.2 ounces. You take a random sample of a dozen eggs.
a) …
 updated one year ago
 1 reply
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tiffanyblake:
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Describe the sampling distribution of xbar for samples of size 20 drawn from a normal population with a mean of 50 and standard deviation o…
 updated one year ago
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tiffanyblake:
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A quarterback for the Seattle Seahawks completes 54% of his passes. Let the random variable X be the number of passes completed in 20 attemp…
 updated one year ago
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tiffanyblake:
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There is a 6% chance that a vaccine will cause a certain side effect. A number of patients are given the vaccine. We are interested in the n…
 updated one year ago
 11 replies
 1 Medal

tiffanyblake:
Group Title
For the following dataset, describe in a sentence or two the transformation necessary to linearize the data...
x  y
1  .7 …
 updated one year ago
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tiffanyblake:
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Grey Kangaroos are large, social marsupials, indigenous to Australia. The Eastern Greys are a light grayish brown, while the Western Grey is…
 updated 2 years ago
 2 replies
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tiffanyblake:
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A lunch stand in the business district has a mean daily gross income of $420 with a standard deviation of $50. Assume that the daily gross i…
 updated 2 years ago
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tiffanyblake:
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Consider the function f(x)= x^2 16 / x2 Determine all asymptotes of this function including horizontal, vertical, and oblique (slant).
 updated 2 years ago
 29 replies
 2 Medals

tiffanyblake:
Group Title
What is the vertex of the graph of y = 5(x + 4)2 + 3?…
 updated 2 years ago
 2 replies
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tiffanyblake:
Group Title
Describe the translation of y = –(1/5)(x + 5)^2 + 2 from standard position
 updated 2 years ago
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