Which package provides functions for fitting linear and nonlinear mixed-effects models in R?
A. lme4
B. nlme
C. mixedmodels
D. lmnlme
Answer: Option A
Related Questions on R Programming Packages
Which package in R is commonly used for data manipulation and transformation tasks?
A. dplyr
B. manipulateR
C. datawrangler
D. reshape2
What is the primary purpose of the ggplot2 package in R?
A. Statistical analysis and modeling
B. Data visualization and plotting
C. Machine learning and predictive modeling
D. Data import and export
In R, which package is specifically designed for working with time series data?
A. forecast
B. timeSeries
C. tsdata
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Which package provides functions for fitting linear and nonlinear mixed-effects models in R?
A. lme4
B. nlme
C. mixedmodels
D. lmnlme
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