05/17/22

please can you check my answers to these questions regarding RStudio?
Which of the following must be part of each layer in a ggplot2 object? There may be more than one correct answer. limits grouping variable(s) facet tick aesthetic... more
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05/17/22

Updating averages
Hello,I'm analyzing some data and calculating averages. Basically what im doing is calculating the average ranges of gps coordinates from a central location. My issue is that I want to update said... more
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05/15/22

applied econometric
.A. Suppose that x is a regressor in a model to be estimated by ordinary least squares (OLS). If cov(𝑥, 𝑒) ≠ 0, what kind of problem are we faced with when we estimate this model?
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05/14/22

How many seats are in each?
Stadium A seats approximately 9400 more fans than does stadium B. Stadium C seats 8800 fewer fans than stadium B. If the total seats in these three stadiums is 212,100​, how many seats are in each... more
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05/13/22

Find value of ∞Σ k=1 2k-3/k^3 to within .01 of its exact value
∫ from n to n+1 2x-3/x^3 dx < 0.1 implies N > 12.8(a) Check the conditions of any theorem/test you apply. Hint: Conditions of any test just need to be eventually true, i.e., there is an a... more
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03/18/22

Applied Optimization Problems need help
A microwaveable cup-of-soup package needs to be constructed in the shape of cylinder to hold 400 cubic centimeters of soup. The sides and bottom of the container will be made of styrofoam costing... more
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03/17/22

Please help!! I cant find the domains

For each pair of functions, find  and  . Determine the domain of  and the domain of . Show your work.1.  and 2.  and 3.  and 4.  and 5.  and 
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03/17/22

Based on a sample of 100 people, 63% owned cats. What is the p-value?
If you can show how this would be done on a graphing calculator, such as a TI-84, that would be wonderful.
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03/17/22

Lagrange Multipliers
Us‎e the M‎ethod of Lagr‎ange Mul‎tipliers to find the m‎inimum and maxi‎mum val‎ues of the fun‎ctionf(x,y) = 2xy2-2xwh‎ere the po‎int (x, y) lie‎s on the c‎urve x2 + 4y2 = 4
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03/15/22

Values of J and K
The solution to dy/dx = 2e^(2x+y) with initial condition (0, –ln 5) can be expressed as y = –ln(j – ke2x) for real numbers j and k. What are the values of j and k?j = 5; k = 1j = 5; k = 2j = 6; k =... more
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03/15/22

A company deposits
A company deposits $5,000 into an account that earns interest. The rate at which the account value changes is given by dA/dt = 0.0225Awhere A(t) is the account value, in dollars, after t years.... more
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03/15/22

What are the Objective Function and Constraints for this problem?
A producer has three products, A, B, and C, which are composed from many of the same raw materials and subassemblies by the same skilled workforce. Each unit of product A uses 15 units of Raw... more
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03/15/22

write the equation of the line which has a slope of 7/8 and passes through (7,-5)
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03/15/22

[Calc] Sequences | Suppose you start with one liter of vinegar and repeatedly remove 0.06 L, replace with water, mix, and repeat.
Suppose you start with one liter of vinegar and repeatedly remove 0.06 L, replace with water, mix, and repeat.a. Find a formula for the concentration after n steps.       b. After how many steps... more
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03/14/22

statistical comparisons of frog jumps using morphometric measurements vs jump length
Is there a useful formula for using length and width measurements from frogs combined with their mass to obtain a single numerical value to use for statistical analysis against jump length? I was... more
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03/14/22

A food distribution company has employees that order food supplies for local restaurants by predicting sales.
A food distribution company has employees that order food supplies for local restaurants by predicting sales. The company pulls an SRS of 500 orders and finds that 408 orders were correct.... more
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03/14/22

In 2014, a school population was 1320. By 2022 the population dropped to 840. Assume the population is changing linearly. By how many students did the population drop between 2014 and 2022?

In 2014, a school population was 1320. By 2022 the population dropped to 840. Assume the population is changing linearly. By how many students did the population drop between 2014 and 2022? What is... more
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03/13/22

Given f(5)=3, f′(5)=7, g(5)=−1, and g′(5)=8, find the values of the following.
Given f(5)=3, f′(5)=7, g(5)=−1, and g′(5)=8, find the values of the following.(a) (fg) '(5) =(b) (f/g) '(5) =
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03/12/22

If 4^a=8^b, find a/b
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03/12/22

python function
3 separate user defined functions to find the mean, median and mode of an array
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03/12/22

Find the differential dy and use it to evaluate dy for the given values of x and dx:
Find the differential dy and use it to evaluate dy for the given values of x and dx: y = (x + 1/x − 1) , x = 2, dx = 0.05
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09/30/21

The sum of the digits of a certain two-digit number is 9. Reversing its digits decreases the number by 81. What is the number?
It is a confusing question.
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09/30/21

Find three consecutive odd integers where four more than 3 times the first number plus the largest is 76.
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09/30/21

Find two consecutive integers whose sum is -31
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09/30/21

the total cost  C​ (in dollars) to participate in a ski club is given by the literal equation C=85x+60= , where x​ is the number of ski trips you take
The total cost  C​ (in dollars) to participate in a ski club is given by the literal equation C=85x+60= , where x​ is the number of ski trips you take.a. Solve the equation for  x​b. How many ski... more
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