Shemika is preparing for her birthday party. she made a punch by mixing pineapple juice, orange juice, and seltzer water in a pitcher. she made fruit salad by putting blueberries, apple chunks, and mango chunks in a bowl. which of the following is true about her snacks?
group of answer choices

the punch is a homogeneous mixture and the fruit salad is a heterogeneous mixture.

the punch is a solution and the fruit salad is a homogeneous mixture.

both snacks are homogeneous mixtures

the punch is a heterogeneous mixture and the fruit salad is a homogeneous mixture.

4 pints = 8 cups

5 cups = 5 cups

1/2 gallon = 8 cups

2 quarts = 8 cups

8 + 5 + 8 + 8 = 29 cups

No, Joann isn't right.

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.