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Natasha2012 [34]
3 years ago
15

Given the data set for the height and shoe size of every student in a math class, hypothesize a relationship between the variabl

es. A. I would expect the data to be positively correlated. B. I would expect the data to be negatively correlated. C. I would expect no correlation. D. There is not enough information to determine correlation.
Mathematics
1 answer:
polet [3.4K]3 years ago
8 0

Answer: A) I would expect the data to be positively correlated


Step-by-step explanation: Taller people have been shown to have bigger feet.  It's how humans are engineered.  Your feet have to support your entire body while also providing balance.  Larger feet help taller people keep their balance because the pressure is distributed among a larger surface.  Sure some people may have smaller feet even though they're tall, but that doesn't mean a majority of tall people have small feet.  


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James has worked full time as an entry-level web designer since earning his certification. He
Norma-Jean [14]

A budget is a periodical compilation of the estimated revenue earned and expenses incurred within a given time period

Monthly income calculation

James monthly income is calculated as follows;

Monthly income = \dfrac{\$47,000}{12} \approx \$ 3,916.\overline 6

The required <u>James' monthly personal budget </u>is presented as follows;

Based on the above monthly income, the monthly personal budget is found by entering the given values in a budget template as follows;

\begin{array}{lllc}& Incone &\$3,916.6 \\&Rent&\$950\\&Insurance \ (renter's)&\$25\\&Insurance \ (health)&\$185\\&Retirement \ (401 (k))&\$157\\&Car \ insurance &\$120 \\Fixed \ expenses&Utilities&\$100 &\\&Cell \ phone &\$85 &\\&Cable \ TV& \$70 &\\&Credit \ card& \$150 \\&Car \ payment&\$554\\&\underline{ \mathbf{Total \ fixed \ expenses}}& \$2,396 \\&&\\&Clothing& \$80 & \\Variable \ expenses&Groceries& \$300 \\&Entertainment&\$196 \\&\underline{ \mathbf{ Total \ variable \ expenses}}&\$576 \end{array}

                                Savings   {}                             $944.\overline 6

Learn more about how to make a budget here:

brainly.com/question/14080312

5 0
2 years ago
Sue made a batch of snack mix for the party. She combined 12 ounces of mixed nuts, 20 ounces of cereal, and 8 ounces of pretzels
Levart [38]

Answer:

The pretzels are 20% of the total weight of the snack.

Step-by-step explanation:

Total weight 12 + 20 + 8 = 40

So 8 / 40 = 20%

6 0
3 years ago
Help mee pleaaseee!!!!!
iragen [17]
C = is the correct answer
5 0
2 years ago
Read 2 more answers
The rate of transmission in a telegraph cable is observed to be proportional to x2ln(1/x) where x is the ratio of the radius of
sergij07 [2.7K]

Answer:

The value of x that gives the maximum transmission is 1/√e ≅0.607

Step-by-step explanation:

Lets call f the rate function f. Note that f(x) = k * x^2ln(1/x), where k is a positive constant (this is because f is proportional to the other expression). In order to compute the maximum of f in (0,1), we derivate f, using the product rule.

f'(x) = k*((x^2)'*ln(1/x) + x^2*(ln(1/x)')) = k*(2x\,ln(1/x)+x^2*(\frac{1}{1/x}*(-\frac{1}{x^2})))\\= k * (2x \, ln(1/x)-x)

We need to equalize f' to 0

  • k*(2x ln(1/x) - x) = 0 -------- We send k dividing to the other side
  • 2x ln(1/x) - x = 0 -------- Now we take the x and move it to the other side
  • 2x ln(1/x) = x -- Now, we send 2x dividing (note that x>0, so we can divide)
  • ln(1/x) = x/2x = 1/2 -------  we send the natural logarithm as exp
  • 1/x = e^(1/2)
  • x = 1/e^(1/2) = 1/√e ≅ 0.607

Thus, the value of x that gives the maximum transmission is 1/√e.

7 0
3 years ago
Please hurry with this question
Nostrana [21]

Answer:

B

Step-by-step explanation:

7 0
3 years ago
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