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An MBA program requires average GMAT score of more than 670 to be admitted. The XYZ., Inc. wants to know if the average GMAT score for the students who have taken their prep course meets the above standards. They have collected random samples of six GMAT scores of their students. The following scores were obtained:
500, 600, 700, 750, 700, 650.
a. Do you think the students who take the XYZ Prep Course meet the MBA requirement ? Use α = 0.025.
b. Find the p value of part a
Suppose the average checkout tab at a large supermarket is $65.12, with a standard deviation of $21.45. Twenty-three percent of the time when a random sample.
as of october 2009 the united states federal dept was 11963668027500. if each of the 307000000 people in the united
the makers of compute-all know that in the past 40 of their sales were from people under 30 years old 45 of their sales
The reliabilities of the components are 0.96, 0.91, and 0.80. What is the probability that the device will work when needed?
30% student take only Chinese, 30 % student take only Maths. It is found that both male n female has the equal chance to wear spectacles. Draw a tree diagram.
According to a recent survey,the salaries of assistant professors have a mean of $40756 and a standard deviation of $6500. Assuming that the salaries of assistant professors follow a normal distribution, find the proportion of assistant professors..
For the following variables identify their level of measurement and whether the variable is discrete or continuous. Ex. What is your Zodiac sign. Ex How many pets do you own?
Suppose three Pasco County residents are selected at random and a hurricane strikes. What is the probability that all three will take route B
The state office of Australia Post believed that mail throughput at suburban post offices increases with the number of employees. From a random sample of ten major suburban post offices, the following regression equation was estimated: Y = -11.76 ..
let xt be equal to the number of particles emitted from a radioactive source during a time interval of length t. assume
Based on this information, do you believe that potential buyers' perceptions of the two features are independent? Explain.
The Federal Trade Commission (FTC) Staff Report "Self-Regulatory Principles for Online Behavioral Advertising" defines behavioral advertising.
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