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viktelen
7 days ago
15

An insurance company reported that, on average, claims for a certain medical procedure are $942. An independent organization con

structed a 95% confidence interval of ($930 , $950) for the average amount claimed for the particular medical procedure. What conclusion best evaluates the truthfulness of the number reported by the insurance company?
Mathematics
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In Andrew’s Furniture Shop, he builds bookshelves and tables. Each type of furniture takes him about the same time to make. He f
babunello [11817]
A. The order in which you define the variables isn't fixed. For the sake of this discussion, let's define them like this:

x = Number of bookshelves
y = Number of tables

B. Due to the total number of items to produce, we have the following inequality based on those variables.

x + y > 25

Additionally, you can create a second inequality concerning your budget for materials.

20x + 45y < 675

Moreover, you should also add that both values must not be negative, since you can't produce negative tables.

C. By analyzing the constraints and solving the system, you will find that the feasible region contains 4 vertices.

(0,0)
(18, 7)
(0, 15)
(33.75, 0) or (33, 0) if you prefer to round it. 
8 0
1 month ago
Carmen is going to roll an 8-sided die 200 times. She predicts that she will roll a multiple of 4 twenty-five times. Based on th
AnnZ [12381]

Answer:

Carmen's estimate is too low, since rolling 200 times \frac{1}{4} results in a total of 50.

Step-by-step explanation:

Initially, we will define the sample space for this scenario.

The sample space is Ω = {1,2,3,4,5,6,7,8}

For the event A: "Rolling an 8-sided die to get a multiple of 4"

The probability for event A is P(A)=\frac{2}{8}=\frac{1}{4}

This is because there are two multiples of 4 (4 and 8) out of a total of eight numbers (1 through 8).

Next, considering the random variable X: "Total count of multiples of 4 if she rolls an 8-sided die 200 times"

X can be described as following a Binomial distribution.

X ~ Bi (n,p)

X ~ Bi (200,\frac{1}{4})

Where n is the number of rolls and p is the probability of success, defined as rolling a multiple of 4.

The mean for this variable is

E(X)=np=200.\frac{1}{4}=50

Thus, we conclude that Carmen's prediction is low, as rolling 200 times \frac{1}{4} yields 50.

4 0
2 months ago
Read 2 more answers
an employer will do a 50% match on your investment to a 401k retirement plan. If you decide to contribute a monthly amount of $2
Zina [12379]

Response:

After 15 years, the balance in the account should be $95,321.85

Detailed explanation:

Based on the provided information, we can summarize as follows:

monthly deposit of $220=R

annual interest rate is set at 2.05%. To find the monthly interest rate, we divide: monthly interest rate= 2.05%/12=0.1708%=0.0017

t=15years×12=180 months

To determine the total amount after 15 years, we can apply this formula:

Ap=R(1-(1+i)∧-t)

             i

Ap=220(1-(1+0.0017)∧-180)

                       0.0017

Ap=162,04

      0.0017

Ap=$95,321.85

The balance in the account after 15 years is $95,321.85

6 0
2 months ago
(SAT Prep) Find the value of x in each of the following exercises:
babunello [11817]

Answer:

X=40 degrees

Detailed explanation:

Experiencing difficulties with RSM?

4 0
2 months ago
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