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In a large school, it was found that 73% of students are
In a large school, it was found that 73% of students are taking a math class, 74% of student are taking an English class, and 65% of students are taking both.Find the probability that a randomly selec… read more
Sandhya_sharma
Sandhya_sharma
Master's Degree
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In a group of 568 students, it is known that 34 students are
In a group of 568 students, it is known that 34 students are Math majors. If a student is randomly selected, what is the probability that the students is not a Math major? Round your answers to 4-deci… read more
Tom Piscaer
Tom Piscaer
Master's Degree
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An engineer is going to redesign an ejection seat for an
An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots weighing between 140140 lb and 191191 lb. The new population of pilots has normally distributed weig… read more
Sandhya_sharma
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In a history class there are 8 history majors an 8
In a history class there are 8 history majors an 8 non-history majors. 4 students are randomly selected to present a topic. What is the probability that at least 2 of the 4 students selected are non-h… read more
Sandhya_sharma
Sandhya_sharma
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Ge An urn contains 9 black and 6 white. Five are randomly
geAn urn contains 9black and 6white balls. Five balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is the p… read more
R.R. Jha
R.R. Jha
Bachelor's Degree
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Much do you charge for the math question. I have a quiz and
i have a quiz and i only have 1 hour heft to do 15 questions left … read more
Sandhya_sharma
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Master's Degree
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Need help on a homework JA: The Math Tutor can help you get
need help on a homework JA: The Math Tutor can help you get an A on your homework or ace your next test. Tell me more about what you need help with so we can help you best. Customer: statistic JA: Any… read more
Ryan
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I would like to request Susan Athena to answer these questions... 1.
I would like to request Susan Athena to answer these questions... 1. A firm will promote two employees out of a group of six men and three women. Which concept of probability would you use to estimate… read more
SusanAthena
SusanAthena
Master's Degree
Master's Degree
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In a recent year, scores on a standardized test for high school
In a recent year, scores on a standardized test for high school students with a 3.50 to 4.00 grade point average were normally distributed, with a mean of 38.2 and a standard deviation of 2.1. A stude… read more
Osbert12
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Country Alcohol Heart disease deaths Country Alcohol Heart
Supppose the probability that a student at a certain university is female is .58, is a Statistics Major is .12, and is a female Statistics major is .07. What's the probability that a student chosen at… read more
R.R. Jha
R.R. Jha
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1. Decide whether the random variable is discrete or continuous. (References
1. Decide whether the random variable is discrete or continuous. (References: example 1 page 195, end of section exercises 13 – 20 page 201) (1 point per each part) a. The cost of a randomly selected … read more
Osbert12
Osbert12
Master's Degree
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1. Lock combinations are made by using 4 digits. How many
1. Lock combinations are made by using 4 digits. How many different lock combinations can be made if repetition of digits is allowed? (References: example 4 page 135, end of section exercises 13 - 16 … read more
rajeevanpillai
rajeevanpillai
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At a certain college, 55% of the students are female, and 19%
At a certain college, 55% of the students are female, and 19% of the students major in finance. Furthermore,8 % of the students both are female and major in finance. (a) What is the probability that a… read more
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Master's Degree
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a. In a battleground state, 36% of all voters are Republicans.
a. In a battleground state, 36% of all voters are Republicans. Assuming that there are only two parties - Democrat and Republican, if two voters are randomly selected for a telephone survey, what is t… read more
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Conditional probability Basic At a certain college, 45% of
Conditional probability: Basic At a certain college, 45% of the students are female, and 17% of the students major in finance. Furthermore, 10% of the students both are female and major in finance. (a… read more
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Scott
MIT Graduate
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1. Lock combinations are made using 4 letters followed by
1. Lock combinations are made using 4 letters followed by 2 digits. How many combinations can be made if repetition of digits is allowed? 2. In 2001 the stock market took some big swings up and down. … read more
abozer
abozer
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1. Construct a scatter plot using excel for the given data.
1. Construct a scatter plot using excel for the given data. Determine whether there is a positive linear correlation, negative linear correlation, or no linear correlation. Complete the table and find… read more
psolvers
psolvers
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Decide whether the random variable is discrete or continuous. a. The
Decide whether the random variable is discrete or continuous. a. The cost of a randomly selected apple b. The height of randomly selected Statistics student c. The number of books in the local college… read more
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