Every day your friend commutes to school on the subway at 9 AM. If the subway is on time, she will stop for a \$3 coffee on the way to class. If the subway is delayed she skips the coffee and...

Which of these two man had a height that was most extreme. Use Z scores to compare the hidde value.

• The average weight of an adult male is 170 lbs.with a standard deviation of 30 lbs. Nine (9) adult men entered an industrial elevator located in the in the loading area of a manufacturing building...

I know it is not 95 since the system marks as incorrect answer

Below are 36 sorted ages of an acting award winner. Find Upper P 75. 18 19 24 24 26 30 32 34 34 34 36 37 37 39 41 42 42 44 47 54 57 60 61 62 62 65 67 69 69 70 72 72 72 74 76 79 &...

IQ scores are measured with a test designed so that the mean is 107 and the standard deviation is 19. Consider the group of IQ scores that are unusual. What are the z scores that separate the unusual...

During the Cold War, Russian submarines would post as close as they could to the west coast of the US. In the case of an ordered attack on the US, or need to retaliate, basically to give them and...

The human resources department of a very large organisation is trying to determine the proportion of all employees that are satisfied with their current position. They randomly select 81 employees...

Assume the typing speed which is measured in words per minute is normally distributed. A random sample of 100 typists is selected and their typing speed measured. Assume that the population standard...

If he randomly selects responses between the 3 remaining choices for each question, what is the expected number of correct answers Jason will get on the 12-question quiz?

For a random sample sample of 150 households in a large metropolitan area, the number of households in which at least one adult is currently unemployed and seeking a full time job is 12. Using a 95%...

Round to the nearest million

Determine which of the five levels of measurement (random, stratified, systematic, cluster, convenience) is most appropriate. (Check your spelling!) A market researcher selects 500 people...

A golf analyst claims that the standard deviation of the 18-hole scores for a golfer is less than 3.8less than 3.8 strokes. State Upper H 0H0 and Upper H Subscript aHa in...

Hello, I need help with a sliding ratings scale I guess you would call it. I am creating my own fantasy football ratings and I've hit this crossroad I am combining performances from...