10/18/20

I need help completing this PDF and finding the expected value. Thank you
I need help completing the PDF below please: x P(X = x) x · P(X = x) 0 0.1 1 0.4 2 0.3 3 0.2 I need... more
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10/17/20

Finding the percentage of a normal distribution using the mean and std deviation.
The grapefruit grown in a large orchard have a mean weight of 18.2 ounces with a standard deviation of 1.2 ounces. Assuming that the distribution of the weights of these grapefruit is normal. Find... more
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10/16/20

Which model describes the Realationship between sales and money raised

The math club is having a fund raiser selling mugs for $5 each and t-shirts for $10 each. The club raised $1000.
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10/15/20

The landscaping project

The total budget for a landscaping project was $349.02, and the project called for 42 plants. What is the average cost per plant? Explain the method used for solving the problem.
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10/15/20

How do I find P(T)? Please help, this is due tonight!
A box of cookies contains 4 chocolate and 6 butter cookies. Miguel randomly selects a cookie and eats it. Then he randomly selects another cookie and eats it. (How many cookies did he take?) P(BB)... more
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10/13/20

Find A and B given the vertex (2,-4)

In this question, A and B means the A and B variables in the equation Y=Ax^2+Bx+c
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10/13/20

Domain and range word problems

the value v (in dollars) of a washer/dryer set decreases as a function of t in years). the function v(t)=-100t+1200 models this situation. you own the washer/dryer set for 12 years. what is a... more
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10/13/20

I need help solving this probability homework question
If you could help me that would be amazing. Thanks!Given events J and K: P(J) = 0.19 P(K ) = 0.37 P(J OR K) = 0.42. Find P(J AND K ). (Enter an exact number as an integer, fraction, or... more
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10/13/20

How would you answer this question? I am having trouble with it.
Factoring Polynomials By GroupingCan you group any two terms you want and still get the same answer? Show an example.
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10/13/20

Constant or Coefficient
62 is 6 a constant or coefficient can coefficients have exponentscan constants have exponents
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10/13/20

Write the slope intercept form of a line which passes through the point (7,1) and is perpendicular to the line y= -2x +4
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10/13/20

Probability of selecting a heart and then selecting a club from a deck
Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced before the second card is selected. Find the probability of selecting a heart and then selecting a... more
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10/13/20

How do i find the value thats one standard deviation below the mean ? I'm stuck on this part of my homework
Not sure how i'm suppose to solve this problem.The following data are the distances between a sample of 20 retail stores and a large distribution center. The distances are in miles.29; 30; 37; 40;... more
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10/12/20

What is the mean?
In 2019 exams, only 2103 of the 7685 examinees passed. The passing is a weighted ave of 74, which is higher than the mean weighted ave of all examinees. What is the mean given that the weighted... more
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10/11/20

statistics and probability
A survey conducted using students from UCC to determine the average travel time to UCC in preparation for the construction of a new shuttle bus terminal to ease pressure on students revealed a mean... more
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09/30/20

Sequences to Functions
Function f is defined by g(x) = 5^(x)Findg(3) =  g(2) =  g(1) =  g(0) = 
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09/19/20

PLEASE CAN ANYONE SLOVE 1(A) ONLY. THANK YOU
Probability theory tells us that if the average time between events is k, the probability that x, the time between events, is between a and b is given by,P(a ≤ x ≤ b) = ∫ ba f(x) dx ------ equation... more
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