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    1. Asked: January 20, 2022In:

      Write RScript to create a recursive function to implement Fibonacci series. 

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      I'M ADMIN

      recurse_fib <- function(n) { if(n <= 1) { return(n) } else { return(recurse_fib(n-1) + recurse_fib(n-2)) } } #type number of terms: nterms =10 # check if the number of terms is valid if(nterms <= 0) { print("Plese enter a positive integer") } else { print("Fibonacci sequence:") for(i in 0:(Read more

      recurse_fib <- function(n) {
if(n <= 1) {
return(n)
} else {
return(recurse_fib(n-1) + recurse_fib(n-2))
}
}
#type number of terms:
nterms =10


# check if the number of terms is valid
if(nterms <= 0) {
print("Plese enter a positive integer")
} else {
print("Fibonacci sequence:")
for(i in 0:(nterms-1)) {
print(recurse_fib(i))
}
}
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    2. Asked: January 20, 2022In:

      Create a dataframe Student, perform below mentioned operation on a data frame. Explain with proper example.  a) Write R Code …

      I'M ADMIN
      I'M ADMIN

      stu_data<-data.frame(name=c("James","harry","Robert","Larry","Rozer"), rollno=c(1:5), stream=c("Science","commerce","Biology","commerce","Science")) stu_data #a) Write R Code to convert all the values in a student dataframe into Matrix. stu_mat<-data.matrix(stu_data) stu_mat #b) Select the subRead more

      stu_data<-data.frame(name=c("James","harry","Robert","Larry","Rozer"),
rollno=c(1:5),
stream=c("Science","commerce","Biology","commerce","Science"))
stu_data

#a) Write R Code to convert all the values in a student dataframe into Matrix.
stu_mat<-data.matrix(stu_data)
stu_mat

#b) Select the subset of Dataframe
sub_set<-stu_data[c(1,4:5),c(1:3)]
sub_set

#c) Sort the data within frame
print(stu_data[order(stu_data$rollno, decreasing = TRUE), ] )

#d) Visualize the Dataframe usingplot ()
plot.ts(stu_mat)
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    3. Asked: January 20, 2022In:

      ______ is used to identify whether the provided dataset is a Dataframe. 

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      I'M ADMIN

      You can check whether the provided dataset is dataframe or not using is.data.frame(Yourdatasetname) or, class(Yourdatasetname)

      You can check whether the provided dataset is dataframe or not using

      is.data.frame(Yourdatasetname) or,

      class(Yourdatasetname)

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    4. Asked: January 20, 2022In:

      Write code to create vectors, then convert vectors into list and further list to dataframe.

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      I'M ADMIN

      #create a vector v <- c(2,3,6) print(v) #convert vector to list v_list<-as.list(v) v_list #list to dataframe v_df<-as.data.frame(v_list) v_df

      #create a vector
v <- c(2,3,6)
print(v)

#convert vector to list

v_list<-as.list(v)
v_list

#list to dataframe
v_df<-as.data.frame(v_list)
v_df
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    5. Asked: January 19, 2022In:

      Which of the following is not an application of binary search?

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      Best Answer
      I'M ADMIN

      ANSWER: d) To search in unordered list

      ANSWER: d) To search in unordered list

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    6. Asked: January 19, 2022In:

      Which of the following is not an inherent application of stack? a) Reversing a string b) Evaluation of postfix expression …

      I'M ADMIN
      I'M ADMIN

      ANSWER: d) Job scheduling

      ANSWER: d) Job scheduling

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