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A company conducted a survey and determined that the proportion of all its employees who drink sparkling water during working hours is 55%. a. What

A company conducted a survey and determined that the proportion of all its employees who drink sparkling water during working hours is 55%.

a. What is the probability that in a random sample of 120 employees, less than 60% drink sparkling water during working hours? (4 marks)

b. What is the probability that in a random sample of 120 employees, more than 45% drink sparkling water during working hours? (4 marks)

c. Interpret the probability you have calculated for part-b above using your own words. (2 marks)

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a The probability is approximately 01335 b The probability is approximately 09867... blur-text-image

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