A small engine shop receives an average of 1.51 repair calls per per spur, with a standard deviation of 0.37. What is the standard deviation of the number of calls they receive during six...

A small engine shop receives an average of 1.51 repair calls per per spur, with a standard deviation of 0.37. What is the standard deviation of the number of calls they receive during six...

Light vehicles sold in a country must emit an average of no more than 0.11 grams per mile (g/mi) of nitrogen oxides (NOX) after 50,000 or fewer miles of driving. NOX emissions after 50,000 or fewer...

how would you find the standard deviation of the net income?

country a annual exports to country b are $3.2bilion on average with standard deviation of 0.28 billion. country a annual imports to country b are $3.5 bilion on average with standard deviation...

A small engine shop receives an average of 1.51 repair calls per hour, with a standard deviation of 0.37. What is the standard deviation of the number of calls they receive during six hour...

In a large class of 500 students, the mean and standard deviation of a final exam are 65 and 11, respectively If the grades have symmetric distribution, how many students have grades within 2...

In a large class of 500 students, the mean and standard deviation of a final exam are 65 and 11, respectively If the grades distribution is not symmetric at least how many students have grade...

Full question-----> Suppose that the breathing rates for college-age students have a mound-shaped distribution, with a mean equal to 16 and standard deviation of 1.5 breaths per minute. What...

Assume that adults have iq scores that are normally distributed with a mean of 100 and a standard deviation of 15 .

Compare and contrast the following measures of dispersion (range, standard deviation) in terms of what each of these represent and in terms of the relative advantages/disadvantage of using one over...

The population of current statistics students has ages with mean μ and standard deviation σ. Samples of statistics students are randomly selected so that there are exactly 38 students in each sample...

Calculate the mean and standard deviation for the set of numbers {11,16, 20,17}

If female blood pressure is normally distributed with a mean of 114 and standard deviation of 19.8, find p12 and p77

billy has 15 min to get to his after-school job. Despite his best efforts, he is frequently late. His employer says that unless he arrives to work on time consistently, he will lose his job. He has...

2.8, 3, 3.7, 4.3, 3.2, 2.9 What is the mean and the standard deviation?

A tile company produces floor tiles that has an average thickness of 55mm, with a standard deviation of 0.6mm. For premium quality floors, the tiles must have a thickness between 54mm and 55mm. What...

Determine the z- score for the given value Mean=9.3 standard deviation= 0.4 x=8.8

Person A has a z-score of -3 and is on her phone for 7 hours a day. Person B has a z-score of -4 and is on her phone for 3 hours a day. It is a normal distribution. What would be the mean of the data...

Full problem: -The scores for a standardized reading test are found to be normally distributed with a mean of 300 and a standardized deviation of 42. If the test is given to 500 students, how...

Assume the test scores are normally distributed.