A random experiment involves drawing a sample of 12 data values from a normally distributed population. 46 50 53 54 54 55 58 65 65 69 71 78
Calculate the z-score.

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question 1: step-by-step explanation:

1/4 of 84 = 84÷4= 21

you can not solvr this without numbers

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be