use the normal distribution and the given sample results to complete the test of the given hypotheses. assume the results come from a random sample and use a significance level. test vs using the sample results with round your answer for the test statistic to two decimal places, and your answer for the p-value to three decimal places.

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Select a graph that have an equation with a < 0