Statistics-normal distribution-word problem

Reference no: EM1392103

An aptitude test is designed to measure leadership abilities of the test subjects. Suppose that the scores on the test are normally distributed with a mean of 580 and a standard deviation of 120. The individuals who exceed 780 on this test are considered to be potential leaders. What proportion of the population are considered to be potential leaders? Round your answer to at least four decimal places.

Reference no: EM1392103

Questions Cloud

Students arrive at the student services counter : Students arrive at the student services counter at an average of one every 15 minutes. Each request takes on average 12 minutes to be processed.

Explain how to construct stock solutions : Biochemists make stock solutions of reagents and use them to make working concentrations of buffers. Explain how to construct these stock solutions. You decide on the final volumes and show your calculations

Why nonverbal communication are different in relationships : Call to mind three relational partners you presently have: a friend, a coworker or classmate, and romantic interest. What aspects of your nonverbal communication are different in each of these relationships?

Using the fixed-order quantity model : Using the fixed-order quantity model, which of the following is the total ordering cost of inventory given an annual demand of 36,000 units

Statistics-normal distribution-word problem : An aptitude test is designed to measure leadership abilities of the test subjects. Suppose that the scores on the test are normally distributed with a mean of 580 and a standard deviation of 120.

Arteriosclerosis impact on blood flow : Arteriosclerosis is focus of this question, address the condition and it's impact on blood flow through the carotid arteries and tell me more about arteriosclerosis

Six sigma computation-interpretations : To what probabilities do each of the following sigma levels correspond to, based on a standard normal curve: 3 sigma, 4sigma, 5 sigma, and 6 sigma? (Hint: Use the NORMSDIST function in Excel.

Fixed-order quantity inventory model : A company is planning for its financing needs and uses the basic fixed-order quantity inventory model. Which of the following is the total cost (TC) of the inventory given an annual demand of 10,000

Contribute to predicting the dependent variable : Given that X1 is in the model, does X2 contribute to predicting the dependent variable at the .05 significance level?

User Account

All Pages