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What is the IQR?


181.What is the IQR?

A. 2

B. 6

C. 3

D. 4

E. 1

182.What are the inner fences?

A. -1, 7

B. -4, 10

C. 5, 7

D. 8, 10

E. 3, 6

183.What are the outer fences?

A. -1, 7

B. -4, 10

C. 5, 7

D. 8, 10

E. 3,6

Use the following to answer questions 184-191:

The company financial officer was interested in the average cost of PCs that had been purchased in the

past six months. A random sample of the price of 10 computers was taken with the following results;

$3,250, $1,127, $2,995, $3,250, $3,445, $3,449, $1,482, $6,120, $3,009, $4,000

184.What is the 90th percentile?

A. $1,446.5

B. $2,617

C. $3,415.75

D. $3,587

E. $4,212

185.What is the third quartile?

A. $1,446.5

B. $2,617

C. $3,415.75

D. $3,587

E. $4,212

186.What is the first quartile?

A. $1,446.5

B. $2,617

C. $3,415.75

D. $3,587

E. $4,212

187.What is the 10th percentile?

A. $1,446.5

B. $2,617

C. $3,415.75

D. $3,587

E. $4,212

188.What is the 65th percentile?

A. $1,446.5

B. $2,617

C. $3,415.75

D. $3,587

E. $4,212

189.What is the IQR?

A. 1455

B. 970

C. 2910

D. 4993

E. 6204

190.What are the inner fences?

A. 1455, 2910

B. 4072, 5042

C. 5527, 6497

D. 1162, 5042

E. -293, 6497

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27 Feb 2018
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