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Rachel is learning in nutrition class the importance of healthy fats. She is trying to determine which foods on her shopping list she can replace or keep to help her get all of the essential fats she needs for optimal health and vitality. At the same time, she would like to eliminate the majority of unhealthy fats from her list. She has written her shopping list below. Help her modify and improve her fat intake by answering the following questions. Rachel's Shopping List
2% milk
Black olives
Canola oil
1 dozen eggs
Whole-grain bread
Margarine
Creamy peanut butter
Frozen fish sticks
Vanilla cake mix
Bologna
Fried chicken
Canned cake frosting
Creamy ranch salad dressing
Walnuts
Flaxseed
Granola
Dark green salad mix
Apple muffins
Cheddar cheese
Which modification to Rachel's shopping list would help her increase her intake of EPA and DHA?
Participants Change
The phenomenon where individuals in a study alter their behavior or responses due to awareness of being observed or other study factors.
Time
A continuous sequence of events, perceived by its passage and measurable in hours, minutes, and seconds.
Experimental Manipulation
The process of intentionally changing a variable in an experiment to study its effects on other variables.
Interrupted Time Series Design
A design in which the effectiveness of a treatment is determined by examining a series of measurements made over an extended time period both before and after the treatment is introduced. The treatment is not introduced at a random point in time.
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