The phrase "array of methods to" is correct and usable in written English.
It can be used when discussing various techniques or approaches available for a specific purpose or task.
Example: "The research team developed an array of methods to improve data collection and analysis."
Alternatives: "variety of methods to" or "range of methods to".
Homeland Security has been "undertaking an array of methods to enhance the security of the nation's domestic supply of chlorine," said a spokesman, Russ Knocke.
I bring an array of methods to this research, including survey analysis, field experiments, text analysis and elite interviews.
The aliquots were then immediately analyzed using an array of methods to measure the quality, stability and binding properties of aflibercept.
Such control means affordable access to voluntary family-planning services, including contraceptive education and a wide array of methods to suit individual patients.
According to the charges, the principals used an array of methods to disguise the kickbacks, including receiving prepaid gift cards or having payments made to sham companies they had created.
Amid all this growing dissent in the republics' debating halls, Mr. Yeltsin clearly was hurrying to fashion himself as the Soviet version of Mr. Republican, calling for bilateral agreements and market freedoms between republics as one of an array of methods to bypass the Kremlin's traditional central dictate.
A family of methods, collectively known as independent component analysis (ICA), has recently been added to the array of methods designed to decompose a multi-channel signal into components.
The array of methods available to move DNA into the nucleus provides the flexibility necessary to transfer genes into cells as physically diverse as sperm and eggs.
The array of methods used to motivate the staff in PNFP facilities was wide.
Everywhere else, proclaimed democrats at the top of the greasy pole use an array of dodgy methods to ensure that opponents cannot climb up from below.
A bioinformatic approach presents an array of powerful methods to direct investigators in the identification of the apoptosis machinery in protozoans.
