10/30/20

Let the graph of g be a horizontal shrink by a factor of 1/3 and a reflection in the x-axis, followed by a translation 3 units up of the graph of f(x)=x^2. Write a rule for g. g(x)=
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10/30/20

Let the graph of g be a translation 3 units up, followed by a vertical stretch by a factor of 2 and a reflection in the x-axis of the graph of f(x)=3x^2−3x. Write a rule for g. g(x)
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10/30/20

A triangle with an area of 476 square inches has a height that is 16 less than 6 times its base. Find the base and height, in inches, of the triangle.
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10/30/20

(-4,-3) translates by vector (2,-5)
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10/30/20

I need help answering

which equation has a slope of -3/2 and passes through the point (4,7) point slope form
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10/30/20

Probability Distribution

A card game is set up as follows:  The 13 hearts are placed in a bag and the player draws 1 card at random.  If they choose the ace, they lose $20.  If they choose the jack, queen or king, they win... more
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10/30/20

If a gambler places a bet on the number 14 in roulette, he or she has a 1/38 probability of winning.
a) find the mean and standard deviation for the number of wins of gamblers who bet on the number 14 eighty times.Is the procedure an example of a binomial distribution?State the given   n =… ; p... more
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10/30/20

If a 20 question multiple choice test (with 4 choices a-d) can be modeled as a Binomial random variable, answer the following questions concerning the test:
(a) What is p for any question if you are guessing randomly?(b) What are the mean (µ) and variance (σ 2 ) for this distribution?(c) What is the formula for this particular distribution?(d) What is... more
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10/30/20

Construct a confidence interval at a 80% confidence level. Give your answers to one decimal place.
In a survey, 18 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $31 and standard deviation of $2. Construct a... more
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10/30/20

Write the equation of a line that is perpendicular to y=-1 and that passes through the point (8,-4)
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10/29/20

Can you help me please?
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10/29/20

Pls help me!!!!!
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10/29/20

Statistic Question
A population of values has a normal distribution with μ=110.5 and σ=95.6. You intend to draw a random sample of size n=221.Find the probability that a single randomly selected value is less than... more
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10/29/20

STATS. Please check my answer to see if right!

Of those mountain climbers who attempt to climb Mt. McKinley, only 60% reach the summit. In a random sample of 16 mountain climbers who are going to attempt to climb Mt. McKinley, what is the... more
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10/29/20

Probability Query
Let A and B be two events defined on a sample space S such that P(A)=x, P(B)=y, and P(A∪B)=z. Find the following in term of x, y, and z.𝑃(𝐴' ∩ 𝐵)
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10/29/20

Find the coordinates of the point 1/3 of the way from A to B. Segment A B plotted on a coordinate plane. Point A has coordinates negative 3 comma negative 2. Point B has coordinates 12 comma 4.
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10/29/20

Another stat correction problem!
Below are listed the numbers of engineers in various fields by gender: Mechanical Electrical Biomedical total Male 9,601 4,357 6,318 20276Female 2,039 1,181... more
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10/29/20

All equiangular triangles are equilateral. true or false
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10/29/20

Stats question. Please correct me !!
Given 8 students, 3 of whom are female. If 2 students are selected at random, in succession, without replacement, what is the probability that both students are not female?I'm getting 5/14 as the... more
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10/29/20

Chapter 9 problems of statistics

A medical researcher claims that less than 20% of American adults are allergic to Penicillin. In a random sample of 100 adults, 18 of them say they have such an allergy. Test the researcher's claim... more
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10/29/20

Problems of chapter 9 of statistics
A box of chocolates should weigh 16.4 ounces. A sample of 40 randomly selected boxes had a mean weight of 16.6 ounces, with a standard deviation of 0.4 ounces. At a 0.05 significance level, test... more
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10/29/20

netflix charges customers 9$ per month to use the service. hulu changes customers 6$ per month plus a start up fee of 24$. after how many months will both companies be equal price
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10/29/20

What is the equation of a circle whose radius is 16 units and center is at (2, -5)?
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10/29/20

Write the standard equation of a circle that passes through the point (2, 2) with its center at (1, -3).
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10/29/20

Find the equation of the circle whose endpoints of the diameter are (5, 8) and (8, 10).
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