R - Fitting polynomials to data

0 votes

Is there a way, given a set of values (x,f(x)), to find the polynomial of a given degree that best fits the data?

Dec 11, 2018 in Data Analytics by Ali
• 10,670 points
81 views

1 answer to this question.

0 votes
lm(y ~ x + I(x^2) + I(x^3))

This will give you third order polynomial X(X^3)

answered Dec 11, 2018 by Maverick
• 10,820 points

Related Questions In Data Analytics

0 votes
1 answer

Converting R data-frame to h2o object

All you have to do is run ...READ MORE

answered Apr 2, 2018 in Data Analytics by Bharani
• 4,560 points
865 views
0 votes
1 answer
0 votes
2 answers

How to sort a data frame by columns in R?

You can use dplyr function arrange() like ...READ MORE

answered Aug 21, 2019 in Data Analytics by anonymous
• 32,460 points
290 views
0 votes
1 answer

How to convert a list to data frame in R?

Let's assume your list of lists is ...READ MORE

answered Apr 12, 2018 in Data Analytics by nirvana
• 3,060 points

edited Apr 12, 2018 by nirvana 10,247 views
+9 votes
3 answers

Which is a better initiative to learn data science: Python or R?

Well it truly depends on your requirement, If ...READ MORE

answered Aug 8, 2018 in Data Analytics by Abhi
• 3,680 points
147 views
0 votes
1 answer

Error saying "vector size cannot be NA" when using R with data mining

You can use the removesparseterm function.  Removes sparse ...READ MORE

answered Nov 15, 2018 in Data Analytics by Maverick
• 10,820 points
1,088 views
+1 vote
2 answers
0 votes
1 answer

Trying to find frequent itemsets of a data set using arules package

Try replacing ID <- c("A123","A123","A123","A123","B456","B456","B456") item <- c("bread", "butter", "milk", ...READ MORE

answered Nov 15, 2018 in Data Analytics by Maverick
• 10,820 points
74 views
0 votes
1 answer

How do I convert data frame to csv file in R?

Hey @Ali, its very simple one line ...READ MORE

answered Nov 21, 2018 in Data Analytics by Maverick
• 10,820 points
363 views
0 votes
1 answer

How to create global data sets in R?

You can use the <<- operator for assigning variables ...READ MORE

answered Dec 12, 2018 in Data Analytics by Maverick
• 10,820 points
47 views