Calculus and Above

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Find the 98% confidence interval for the difference between
Find the 98% confidence interval for the difference between two means based on this information about two samples. Assume independent samples from normal populations. (Use conservative degrees of free… read more
rajeevanpillai
Master's Degree
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The concerns about the impact of technology on our lives are
The concerns about the impact of technology on our lives are growing. There have been recent research reports about the negative impact of digital technology usage on​ stress, work​ productivity, happ… read more
Sandhya_sharma
Master's Degree
Master's Degree
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A sample of size 15 will be drawn from a population with
A sample of size 15 will be drawn from a population with mean 5 and standard deviation 4(a) Is it appropriate to use the normal distribution to find probabilities for x?(b) If appropriate find the pro… read more
Sandhya_sharma
Master's Degree
Master's Degree
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Some of the Hope Squad at Syracuse JHS work as volunteers at
Some of the Hope Squad at Syracuse JHS work as volunteers at a homeless shelter. The table shows the number of hours the students volunteered during MayHours Worked 10 9 11 8 13 11 17 10 14 10 11 Volu… read more
rajeevanpillai
Master's Degree
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Raj, have Question 4 part 1, I cannot get the other parts
Hi Raj, have Question 4 part 1, I cannot get the other parts until part 1 is answered, but I will keep it in this string… read more
rajeevanpillai
Master's Degree
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According to Masterfoods, the company that manufactures
According to Masterfoods, the company that manufactures M&M's, 12% of peanut M&M's are brown, 15% are yellow, 12% are red, 23% are blue, 23% are orange and 15% are green. (Round your answers to 4 deci… read more
Ashleigh T
Educator
Master's Degree
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Let ŷ represent the profit (in thousands of dollars) for a
Let ŷ represent the profit (in thousands of dollars) for a certain company x years after 1965. A statistician calculates a linear modelŷ = 1.12 x + 18Use the model to estimate the profit in 1967. Your… read more
Ann
Tutor
MSC Mathematics
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In a distribution with a mean of 100 and a standard
In a distribution with a mean of 100 and a standard deviation of 15, what is the probability that a score will be 118 or higher? (Make sure you find the z-score and then find the probability in table … read more
STEM_Tutor
Doctoral Degree
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Id like to keep working with her. Id like to keep chatting
JA: I'm so happy you had a good experience with Sandhya sharma! Do you have any follow-up questions about the math problem or would you like help with other assignments? It's included! Customer: yes p… read more
Sandhya_sharma
Master's Degree
Master's Degree
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The scores of 225 tests are randomly selected, and the
The scores of 225 tests are randomly selected, and the number of incorrect answers is noted for each of the tests in the sample. The sample mean is 14.5 incorrect answers and the sample standard devia… read more
Sandhya_sharma
Master's Degree
Master's Degree
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Read carefully through the following three problems. The
Read carefully through the following three problems. The answers to each problem are incorrect. Please explain what the correct answers should be. Data was gathered on the weight in pounds of several … read more
Ann
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MSC Mathematics
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Optimization, calculus. A window has the shape of a
Optimization, calculus. A window has the shape of a rectangle surmounted by a semicircle. If the perimeter of the window is 15 feet, find the dimensions that will allow the maximum amount of light to … read more
Sandhya_sharma
Master's Degree
Master's Degree
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The side lengths of a square increase at a rate of 4cm/s.
The side lengths of a square increase at a rate of 4cm/s. Find the rate at which the area of the square is increasing when the side length is 10cm. Provide your answer below:… read more
Ann
Tutor
MSC Mathematics
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A manufacturer claims that the mean lifetime, μ, of its
A manufacturer claims that the mean lifetime, μ, of its light bulbs is 42 months. The standard deviation of these lifetimes is 9 months. Thirty-five bulbs are selected at random, and their mean lifeti… read more
DebdattaBhattacharya
Doctoral Degree
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Use normal approximation to estimate the probability of
Use normal approximation to estimate the probability of getting at least 55 girls in 100 births. Assume that boys and girls are equally likely.… read more
Sandhya_sharma
Master's Degree
Master's Degree
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Sharma i have been working on another question but having
Sharma i have been working on another question but having some issues with the following. can you give some assistance?… read more
Sandhya_sharma
Master's Degree
Master's Degree
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A survey of 42 people was conducted to compare their
A survey of 42 people was conducted to compare their self-reported height to their actual height. The difference between reported height and actual height was calculated.You're testing the claim that … read more
Sandhya_sharma
Master's Degree
Master's Degree
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I have a few more questions that need to be uploaded can you
I have a few more questions that need to be uploaded can you give me the site to upload them for you?… read more
Ryan
Bachelor's Degree
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