44 45 Questions 40 to 42 refer to a large batch of invoices from a particular company. You are asked to assume that the values of the invoices (£) have a normal distribution with mean of £200 and standard deviation of £30) What is the value which is exceeded by 40% of the invoices? a) £58 b) £108 c) £158 d) £208 What is the value below which 25% of the invoices fall? a) 58 b) £158 c) £180 d) £220

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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44
45
Questions 40 to 42 refer to a large batch of invoices from a particular company. You are
asked to assume that the values of the invoices (£) have a normal distribution with mean
of £200 and standard deviation of £30)
1732
What is the value which is exceeded by 40% of the invoices?
a) £58 b) £108
c) £158
d) £208
What is the value below which 25% of the invoices fall?
a) 58
b) £158
c) £180
d) £220
Transcribed Image Text:44 45 Questions 40 to 42 refer to a large batch of invoices from a particular company. You are asked to assume that the values of the invoices (£) have a normal distribution with mean of £200 and standard deviation of £30) 1732 What is the value which is exceeded by 40% of the invoices? a) £58 b) £108 c) £158 d) £208 What is the value below which 25% of the invoices fall? a) 58 b) £158 c) £180 d) £220
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