During a Time Study,the Following Times Were Observed for a Particular

question 67

Multiple Choice

During a time study,the following times were observed for a particular job using the continuous (non-snapback) method: 22,51,72,98,128,and 150 seconds.There is only one element per cycle.The sample standard deviation of the observed times has already been computed as 3.9 seconds.If an estimate for the average time that is within 4 percent of the true long-range average 95 percent (z = 1.96) of the time is desired,how many additional observations are needed?

• A)fewer than or equal to 40
• B)greater than 40 but fewer than or equal to 55
• C)greater than 55 but fewer than or equal to 70
• D)greater than 70

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Definitions:

Lactose Intolerant

A condition in which individuals have difficulty digesting lactose, a sugar found in milk and dairy products, leading to gastrointestinal discomfort.

Conjunctions

Words used to connect clauses, sentences, or words in the same clause (e.g., and, but, if).

Punctuated Correctly

Refers to text that adheres to the rules of punctuation, making its reading clear and its meaning unambiguous.

Coordinating Conjunction

Coordinating conjunctions are pivotal in grammar, serving the function of linking equal syntactical structures within sentences for coherence.