Write helper functions for your dataset, which you can use to define grouped samples. Since all helper functions will consume Rows, their Domains have already been filled in for you.

Directions: Define a function called , which consumes a Row of the table and .

Contract and Purpose Statement

Every contract has three parts…​

_::(r :: Row)->Boolean

_______

Examples

Write some examples, then circle and label what changes…​

examples:

___ (__)__ is _

___ (__)__ is _

end

Definition

Write the definition, giving variable names to all your input values…​

fun _(_):

___

end

Directions: Define a function called , which consumes a Row of the table and .

Contract and Purpose Statement

Every contract has three parts…​

_::(r :: Row)->Boolean

_______

Examples

Write some examples, then circle and label what changes…​

examples:

___ (__)__ is _

___ (__)__ is _

end

Definition

Write the definition, giving variable names to all your input values…​

fun _(_):

___

end

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