Sandra needs to obtain a random sample of 20 students from her school, in order to do a project for her statistics class. Which
2 answers:
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Answer:
note: replace 'j' with any other letter you want, assuming your book does not use this letter.
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Explanation:
j = jenny's score
t = Terrance's score
(4/5)*t = 4/5 of Terrance's score
(4/5)*t+5 = 5 points greater than 4/5 of Terrance's score
represents the inequality connecting Jenny's score and Terrance's score. Saying "her score is no less than some amount" is basically saying "the lowest her score can go is that amount". A specific example: if we say "her score is no less than 12" then this means "her score is 12 or more" and we can write