In interval estimation, the t distribution is applicable only when
a. the population has a mean of less than 30
b. the sample standard deviation is used to estimate the population standard deviation
c. the variance of the population is known
d. the standard deviation of the population is known
B
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Which of the following statements about mobile phone usage is true?
A) Mobile phone usage is more in younger people than older people. B) Most of the youngsters between the ages of 18 and 29 do not use text messaging. C) A large majority of the American population access Internet using mobile phones. D) Majority of elders (65+) use mobile phones to listen to music.
Which of the following would never appear in at least one of the formal reports of a merchandising business?
a. Net Loss; b. Income Summary; c. Cost of Goods Sold; d. Purchases; e. Capital
An example of a tangible benefit is
a. increased customer satisfaction b. more current information c. reduced inventories d. faster response to competitor actions
According to Porter, to be effective all of the following must be consistent with the organization's strategy except ________.
A. activities B. objectives C. culture D. budget E. goals