Question

Homework: Homework 2.1 Score: 0 of 1 pt 2.5.26-T The data show the hourly eamings (in dollars) of a sample of 25 railroad equipment manufacturers. Use technology to answer parts (a) and (b 13 of 14 (12 complete) HW Score: 15.55 18.80 14.60 15.80 14.40 13.90 17.45 17.50 13.80 14.20 19.00 15.30 15.20 19.50 15.95 16 55 16.25 1530 15.05 19.05 15.20 16.25 17.75 18.40 15 25 a. Find the data set's first, second, and third quartiles 0,0 Type integers or decimals. Do not round Enter your answer in the edt felds and then click Check Answer Cear Al re to search 5 6 8 9

Answer 1

Solution:-

Quartile Q₁ = 15.125

$Q_{1}=\frac{(n+1)^{th}}{4}$

Q₁ = 15.125
Quartile Q₂ = 15.80

$Q_{1}=\frac{(n+1)^{th}}{2}$

Q₂ = 15.80
Quartile Q₃ = 17.625

$Q_{1}=\frac{3(n+1)^{th}}{4}$

Q₃ = 17.625