Coursera: Machine Learning (Week 8) Quiz - Principal Component... ~ NewsWire

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AnkitKumar3651453 AnkitKumar3651453. where is the expression...??? Describe the preliminary and primary treatment of wastewater in a wastewater treatment plant with the help of a flowchart.pls attach a picture of the … diagram.Choose the correct word(s) to complete the sentences. Put the paragraphs of the argumentative essay in the correct order. Listen to the recording again and find the word that match the following definitions.Which of the following is a part of Test Closure Activities? i. Checking which planned deliverables have been delivered ii. Which of the following helps in monitoring the Test Progress:- i. Percentage of Test Case Execution ii. Percentage of work done in test environment preparation. iii.Which of the following is NOT one of them? Which of the following would she be LEAST likely to emphasize as a benefit or selling point of marketing research? Which of the following is good advice about creating research questionnaires for Mark Hammel, research specialist at New Wave...

TOEFL - Reading Comprehension - Test 52

Get one-on-one homework help from our expert tutors—available online 24/7.Solution Mol Solute/kg Solvent Nmol Solute/L Solution Which One Of The Following Is M True Concerning 2.00 L Of 0.100 M This Solution Contains 0200 Mol Of Ca_3(P04)2. This Solution Contains 0.800 Mol Of Oxygen Atoms.Which of the following terms is a measure of the amount of water vapor in the air as a proportion of the maximum amount the air could hold at the same temperature? With respect to the Earth's land surface, which of the following expressions is correct?But this depends on the expression which you want to convey. Neither is quite correct, although your first one is sort of OK. Here are ways I would write that idea depending on whether you mean regular postal mail or email QUESTION: Which of the following sentences is correct: "I have...1) Which of the two sentences contains a phrasal verb? Match the words from the first and the second columns to form meaningful expressions, then find the correct translation and complete it.

####Question 1 Suppose I define the following serve as in R

cube <- serve as(x, n) x^3

What is the result of running

dice(3)

in R after defining this serve as? Your Answer Score Explanation An error is returned as a result of 'n' is not specified in the name to 'cube' The number 27 is returned Correct 1.00 Because 'n' is not evaluated, it is no longer needed even supposing it is a formal argument. The users is caused to specify the worth of 'n'. A caution is given without a value returned.

####Question 2 The following code will produce a warning in R.

x <- 1:10 if(x > 5) x <- 0

Why?

The expression uses curly braces. You can't set 'x' to be Zero as a result of 'x' is a vector and zero is a scalar. 'x' is a vector of duration 10 and 'if' can handiest check a unmarried logical commentary. Correct 1.00 There are no elements in 'x' which might be more than 5 The syntax of this R expression is improper.

####Question 3 Consider the following function

f <- serve as(x) g <- function(y) y + z z <- 4 x + g(x)

If I then run in R

z <- 10 f(3)

What worth is returned?

10 Correct 1.00 7 4 16

####Question 4 Consider the following expression:

x <- 5 y <- if(x < 3) NA else 10

What is the worth of 'y' after comparing this expression?

NA 10 Correct 1.00 5 3

####Question 5 Consider the following R function

h <- serve as(x, y = NULL, d = 3L) z <- cbind(x, d) if(!is.null(y)) z <- z + y else z <- z + f g <- x + y / z if(d == 3L) return(g) g <- g + 10 g

Which symbol in the above function is a free variable?

f z d L g

####Question 6 What is an atmosphere in R?

a record whose components are all functions an R bundle that handiest accommodates knowledge a particular sort of serve as a assortment of image/worth pairs Correct 1.00

####Question 7 The R language makes use of what kind of scoping rule for resolving loose variables?

dynamic scoping international scoping compilation scoping lexical scoping Correct 1.00

####Question 8 How are free variables in R functions resolved?

The values of unfastened variables are searched for in the working listing The values of unfastened variables are searched for in the environment in which the serve as was once referred to as The values of free variables are searched for in the global surroundings The values of unfastened variables are searched for in the setting in which the function was once defined Correct 1.00

####Question 9 What is one of the consequences of the scoping rules used in R?

All gadgets will also be saved on the disk All gadgets must be saved in memory Correct 1.00 R objects cannot be larger than 100 MB Functions can't be nested

####Question 10 In R, what is the dad or mum body?

It is the package seek listing It is the environment in which a serve as was outlined Inorrect 0.00 It is the surroundings in which a serve as was once called It is at all times the global setting