In a local university, 10% of the students live in the dormitories. A random sample of 100 students is selected for a particular study
a. What is the probability that the sample proportion (the proportion living in the dormitories) is between 0.172 and 0.178?
b. What is the probability that the sample proportion (the proportion living in the dormitories) is greater than 0.025?
a. 0.0035
b. 0.9938
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Indicate whether the statement is true or false
What should be done when explaining and justifying the routine request in the body of the message?
A) Address multiple topics in one question. B) Offer apologies for the inconvenience. C) Put the most important question last. D) Offer incentive for the audience to comply. E) Break down complex requests into specific questions.
Six puppies were born in a litter, and it is determined whether each puppy is male or female. How many sample points exist in the above experiment?
A. 64 B. 32 C. 16 D. 4
Other-than-temporary impairments in the value of equity securities classified as available-for-sale should be made
a. on the individual security level. b. in the aggregate for each type of security (i.e., common or preferred). c. either on the individual security level or in the aggregate. d. in none of these approaches.