Find the value of the variable.
20
12

A. 10
В. 13
C. 16
D.18

The corresponding z-scores for the given observations can be calculated using the formula:

[tex]\[z = \frac{{x - \mu}}{{\sigma}}\][/tex]

where [tex]\(x\)[/tex] is the observation, [tex]\(\mu\)[/tex] is the mean, and [tex]\(\sigma\)[/tex] is the standard deviation.

For the baby born in week 34 weighing 2875 grams:

[tex]\[z_{34} = \frac{{2875 - 2500}}{{600}} = 0.625\][/tex]

For the baby born in week 41 weighing 3175 grams:

[tex]\[z_{41} = \frac{{3175 - 2800}}{{415}} = 0.904\][/tex]

To determine which baby weighs more relative to the gestation period, we compare the z-scores.

A. The baby born in week 34 weighs relatively more since its z-score 0.625 is smaller than the z-score 0.904 for the baby born in week 41.

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Answer:

18 Superfícies  

Step-by-step explanation:

Answer:what’s classification

Step-by-step explanation:

Answer:

y = 8

Step-by-step explanation:

Both of the points have the same y, which is 8, meaning that if the line passed through both of those points, then it has to be horizontal, meaning the equation is y = 8   Also, there is no x in the equation because the slope is 0.

Answer:

Scalene

Step-by-step explanation:

Because all 3 sides have different length.

When all 3 sides have the same length: equilateral

When 2 sides have the same length but the 3rd side has a different length: isosceles

When all 3 sides have different length: scalene

Answer:

15 by 2

Step-by-step explanation:

15 cubes in each layer with 2 layers

Answer:

Cubes in each layer: 15

Number of layers: 2

Volume : 30 cm^3

Step-by-step explanation:

Answer:

the answer is rotation

hope this helps

Answer:

y = 7x

Step-by-step explanation:

you mutiply 7 times 1=7

you just continue to do that

Answer:   -18b + 72

Step-by-step explanation:

6(12 - 3b)

= 6(12) + 6(-3b)

= 72 - 18b

= -18b + 72

Answer:

1.7x3.9=6.63 so each shaded area is 6.63 then add

Step-by-step explanation:

Answer:

8

Step-by-step explanation:

If you do the math with the area to find out the perimeter, and you will find the largest one to be the poster with the area of 144 , and the smaller one to be the one with the area of 100

Answer:

Length= squre root of area

Length of big poster = squre root of 144

=12

Length of small poster=squre root of 100

=10

The perimeter = 4*length

Big poster perimeter=4*12=48

Small poster perimeter =4*10=40

The difference= 48 - 40 = 8

It is bigger by 8

The following are the solutions of the given series:a)   The given series can be written as:(summation) n=3 to infinity of 6/(n+4) = 6[(1/7) + (1/8) + (1/9) +...].It is a p-series of p = 1, since 1 < p = 2. Hence, it is divergent. b)   The given series can be written as:(summation) n=2 to infinity of n/((Sq. root of n) +1) = (summation) n=2 to infinity of [n/((Sq. root of n) +1)] * [(Sq. root of n)-1]/[(Sq. root of n)-1].On solving this we get, (summation) n=2 to infinity of [(Sq. root of n)-1].This series is a p-series of p = 1/2, since p < 1. Hence, it is convergent. c)   The given series can be written as:(summation) n=1 to infinity of 1/ (Sq. root of n^4 +8) .This is a convergent series because it is similar to the p-series with p = 2. Therefore, the series is convergent. d)   The given series can be written as:(summation) n=2 to infinity of (-1)^(n-1) n/ ln/n .As per Alternating Series Test, this is an alternating series which is decreasing to 0, Hence, the series is convergent.

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According to the given information,

a. the series diverges.

b. the series diverges.

c. series is convergent

d. series is conditionally convergent

To determine the convergence or divergence of these series, we can analyze the behavior of the terms as n approaches infinity.

a. The series (summation) n=3 to infinity of 6/(n+4) can be rewritten as (summation) n=3 to infinity of 6/n.

As n approaches infinity, the term 6/n approaches zero. Since the harmonic series (1/n) is known to diverge, the given series also diverges.

b. The series (summation) n=2 to infinity of n/((Sq. root of n) +1) can be rewritten as (summation) n=2 to infinity of (n^(3/2))/(n + sqrt(n)).

As n approaches infinity, the term (n^(3/2))/(n + sqrt(n)) approaches (n^(3/2))/n = sqrt(n).

Since sqrt(n) increases without bound as n approaches infinity, the series diverges.

c. The series (summation) n=1 to infinity of 1/(Sq. root of (n^4 + 8)) can be rewritten as (summation) n=1 to infinity of 1/(n^2 + 8^(1/4)).

As n approaches infinity, the term 1/(n^2 + 8^(1/4)) approaches 0. Since the terms of the series approach zero as n approaches infinity, we need to investigate further.

By comparing the series to the p-series, we see that n^2 is larger than 1 for all n greater than or equal to 1. Therefore, the series (summation) n=1 to infinity of 1/(n^2 + 8^(1/4)) is convergent.

d. The series (summation) n=2 to infinity of (-1)^(n-1) n/ ln(n) can be analyzed using the alternating series test.

As n approaches infinity, the term n/ln(n) approaches infinity, and the series does not converge absolutely.

However, if we examine the behavior of the series using the alternating series test, we see that (-1)^(n-1) alternates between -1 and 1.

Additionally, the absolute value of n/ln(n) is a monotonically decreasing function as n increases.

Thus, the series is conditionally convergent by the alternating series test.

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The two way table given by option z is a possible representation of the data collected.

A relative frequency is calculated as the division of the number of desired outcomes by the number of total outcomes.

From the first table, we have that:

Then, for the basic packages, we have that resorts were chosen 2.5 times more than tours, while cruises were chosen 1.5 times more than tours.

Option z shows these same ratios between the amounts, hence it is the correct option.

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Answer:

A

Step-by-step explanation:

This should Help

[tex]3^{2}+2^{2}=d^{2}[/tex]

Answer:

I cant see the photo sorry

Step-by-step explanation:

Step-by-step explanation:

[tex]\sqrt[3]{4}[/tex][tex]\\\sqrt{3}[/tex]=[tex]\sqrt[6]{432}[/tex]

[tex]4^{1/3}[/tex][tex]3^{1/2}[/tex]=[tex]432^{1/6}[/tex]

Hope that helps :)

Answer:

c. 322

Step-by-step explanation:

Surface area of cylinder = 2πr² + 2πrh.

SA in terms of π = π(2r² + 2rh) →

π(2(7)² + 2(7)(16)) →

π(2(49) + 2(112)) → π(98 + 224) → π(322)

the answer should be 175

the most accurate statement comparing LDA and ODA in terms of the bias-variance trade-off would be that LDA generally has lower variance and moderate bias, while ODA tends to have higher variance and lower bias.

LDA (Linear Discriminant Analysis) and ODA (One-Dimensional Analysis) are both techniques used in machine learning and statistical analysis, but they differ in their approach to the bias-variance trade-off.

The bias-variance trade-off refers to the trade-off between the bias of a model (error due to overly simplistic assumptions) and the variance of a model (error due to excessive complexity). A model with high bias may underfit the data, while a model with high variance may overfit the data.

In terms of the bias-variance trade-off, LDA tends to have low variance and moderate bias. It assumes that the data is normally distributed and that the class covariance matrices are equal. LDA attempts to find a linear combination of features that maximally separates the classes. However, LDA makes strong assumptions about the data distribution, which may limit its flexibility and result in bias.

On the other hand, ODA, also known as univariate analysis or one-dimensional analysis, typically has higher variance and lower bias compared to LDA. ODA considers each feature independently, disregarding any interdependencies among the features. By examining each feature individually, ODA allows for more flexibility and may capture complex relationships in the data. However, this flexibility can lead to higher variance, making ODA more prone to overfitting if the dataset is small or noisy.

Therefore, the most accurate statement comparing LDA and ODA in terms of the bias-variance trade-off would be that LDA generally has lower variance and moderate bias, while ODA tends to have higher variance and lower bias.

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The shape of the distribution of per capita disposable income for the 25 randomly selected cities in a recent year can be described as skewed right.

To determine the shape of the distribution, we can examine the data and look for any noticeable patterns. In this case, we observe that the values for per capita disposable income generally increase as we move from left to right. This indicates a rightward skewness in the distribution.

Skewness refers to the asymmetry of a distribution. When a distribution is skewed right, the tail of the distribution extends towards the higher values, while the majority of the data tends to cluster towards the lower values. This suggests that there are few cities with relatively higher per capita disposable incomes, while the majority of cities have lower incomes.

In contrast, a bell-shaped distribution would indicate a symmetrical pattern with a peak in the center and an equal number of data points on both sides.

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Answer:

The answer of this question is C

Answer:

x={3,-7}

Step-by-step explanation:

brackets for list

Solve with quadratic formula

separate the solutions

Square

Answer:

2 for the first box and 25 for the second one.

Step-by-step explanation:

Answer: All of the numbers in the sequence are going up twice the amount as before. The next three terms will be 208, 416, 832

Answer: 208, 416, 832

The numbers double by itself

Step-by-step explanation:

13+13 = 26, 26+26 = 52, 52+52 = 104, 104+104=208 and so on

Answer:

The temperature on the moon at midnight was -250 degrees.

Step-by-step explanation:

235 - 485 = -250

Answer:

B.) 12

Step-by-step explanation:

2+1/4 is the fraction and all values less than two are on the line.

1 brown circle represents 1 feather

there are 7 dots for 2+1/4

4 dots for 2

1 dot for 3/4

Hope that helps :)

Answer:

answer is B. Aka 12

Step-by-step explanation:

thanks mark brainliest…:) please.

Answer:

46

Step-by-step explanation:

Answer:

x=46

Step-by-step explanation: