Thursday
October 23, 2014

Homework Help: math 115

Posted by george on Saturday, January 9, 2010 at 9:57pm.

i am trying to find this answer there are 3 questions.

1. micheal kept the following records of her phone bills for 12 months:
$47, $42, $56, $46, $63, $49, $47, $40, $58, $63, $51, $62

Find the mean and median of michael's monthly phone bills.

A) mean: $52, median: $50 C) mean: $50, median: $52
B) mean: $52, median: $48 D) mean: $48, median: $50

2.Find the five-number summary of the following set of numbers. the answers at the bottom a,b,c,d.

0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27

A)0.08, 0.18, 0.223, 0.27, 0.32
C)0.08, 0.18, 0.225, 0.27, 0.28
B)0.08, 0.18, 0.235, 0.27, 0.32
D)0.08, 0.16, 0.23, 0.28, 0.32


Find the first and third quartiles, Q1 and Q3, of the following set of numbers.

14, 4, 13, 18, 8, 15, 8, 3, 11, 8

A) 4; 13 B) 4; 15
C) 8; 14 D) 3; 18

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