2) According to Consumer Reports magazine, the costs per pound of protein for 20 major-brand beef hot dogs are

$14.23, $21.70, $14.49, $20.49, $14.47, $15.45, $25.25, $24.02, $18.86, $18.86, $30.65, $25.62, $8.12, $ 12.74,

$14.21, $13.39, $22.31, $19.95, $22.90, and $19.78, respectively. If the least expensive is considered the top-

ranked, what is the position in terms of a z-score of Thorn Apple Valley beef hot dogs at $14.23 per pound of

protein?

A) - 2.67

B) - 0.85

C) 0.85

D) 1.42

E) 2.67

Statistics: How would I find the answer?

Question

Mathematics

Aaron Terry

25 June, 12:58

2) According to Consumer Reports magazine, the costs per pound of protein for 20 major-brand beef hot dogs are

$14.23, $21.70, $14.49, $20.49, $14.47, $15.45, $25.25, $24.02, $18.86, $18.86, $30.65, $25.62, $8.12, $ 12.74,

$14.21, $13.39, $22.31, $19.95, $22.90, and $19.78, respectively. If the least expensive is considered the top-

ranked, what is the position in terms of a z-score of Thorn Apple Valley beef hot dogs at $14.23 per pound of

protein?

A) - 2.67

B) - 0.85

C) 0.85

D) 1.42

E) 2.67

Statistics: How would I find the answer?

+2

Answers (1)

Know the Answer?

Gentry · Answer 1

Answer: - 0.85

Step-by-step explanation: a = score-mean / standard deviation

Mean (add them all up and divide by amount) = 18.8745

Standard deviation =

σ2 = Σ (xi - μ) 2/N

= 5.333458985499

SCORE = 14.23

= - 0.85