Special Mathematics Fundamentals of Statistics Test Syn

Special Mathematics and Basics of Statistics (Final Certification) (answers to the Synergy / MIT / MosAP test. Passed 90..93 points out of 100. After purchase, you receive the answers to the test that are listed below:

A combination without repetition is ...
combination where elements are repeated
a combination where elements do not repeat
a combination where elements may or may not repeat

Accommodation is...
an ordered set of numbers from some set of distinct n elements
an ordered set of k distinct elements from some set of distinct n elements
an ordered set of k distinct elements from a sum of distinct n elements

If the movement is in the direction of the gradient of the function, then we get ...
rate of maximum change of function
dimension increase
array indexing

An important feature of the combination is that the order ...
not applicable
has the meaning
does not matter

A partial derivative is a derivative...
one variable in case the function has several variables
the rate of change of the function at a given point
competent comparison of conditions for solving the problem

Linear regression is a machine learning model where...
the predicted value is a constituent variable
the predicted value is an integer
the predicted value is the sum of the weighted features

The integral is the analog of the sum for...
an infinite number of infinitesimal terms
an infinite number of plural terms
an infinite set of infinitely small terms

The gradient is...
a vector that indicates the growth direction of the function
competent comparison of conditions for solving the problem
the rate of change of the function at a given point

Which of the following is an integral function?

Stirling numbers of the first kind (signed) s (n, k) are ...
element coefficients
polynomial coefficients
value coefficients

Stirling numbers of the first kind (unsigned) are...

number of values ​​of order n
number of permutations of values ​​with k cycles
number of permutations of order n with k cycles

Placement without repetition is placement where...
elements repeat
elements are not repeated
elements may or may not repeat

Which of the following is the formula for speed?
time/distance
distance/mass
distance/time

Which of the following is a combination formula without repetition?

An important feature of the accommodation is…
order
number element
variable value

Which of the following is a placement formula with repetitions?

Repetition combinations are...
combinations where elements can be repeated
combinations where elements may not be repeated
combinations where elements may or may not be repeated

The combination is...
an unordered set of k different elements from some set of different
n elements
an ordered set of k distinct elements from some set of distinct n elements
unordered set of numbers from some set of distinct n elements

Which of the following is the formula for the recurrent relation for n>0?

The Stirling number of the second kind from n to k, denoted by S(n, k), is called ...

number of unordered partitions of an n-element set into k non-empty subsets
number of unordered values ​​- element set on k non-empty subsets
number of unordered partitions n

Which of the following is the formula for the recurrent relation for n, k = 0?

Which of the following is the formula for the recurrent relation for k>0?

Which of the following is the formula for a Stirling number of the second kind?

Which of the following is the formula for a Stirling number of the first kind (signed)?

What is the loss function?
data error on the set of observed positions
forecast error on a set of observed data
observed data change rate error

The derivative function is...
the rate of change of the function at a given point
variable component
placement compliance