Statistics Homework

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Mathematics

Description

From the attached pages, do questions 7, 9, 16, 18, 26, 28.

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Explanation & Answer

Please find attached.

Statistics Homework

a) This probability is valid. The total value of the probabilities is equal to 1
(0.2+0.15+0.25+0.4=1)
b) P(x=30)=0.25
c) P(x≤25) =0.15+0.2=0.35
d) P(x˃30)=0.4

a) Probability Table
X(No of
Years

Totals

N=Number of
Employees

P=N/Total=N/(2000)

1 506

0.253

2 390

0.195

3 310

0.155

4 218

0.109

5 576

0.288

2,000

1

b) The probability is valid since its totals equ...


Anonymous
Excellent resource! Really helped me get the gist of things.

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