A ski coach is interested in estimating the 68% confidence interval around the mean time (in seconds) of all the gold medal winners in Olympic downhill skiing. The coach collects the data, presented below, for all of the winners from 1948 to 2014. The mean of the sample is 122.5 seconds, with a standard deviation of 23 seconds. Which Excel function below is the BEST option for determining the 68% confidence interval?
Please note that the Excel functions for confidence intervals are =CONFIDENCE.NORM(alpha, standard_dev, size) and =CONFIDENCE.T(alpha, standard_dev, size).
A mutual fund manager believes that a new research method will provide better returns for clients. The manager's historical monthly return prior to the new research method was 0.46%. After the manager began using the new method the monthly return was 0.57%. After running a hypothesis test, the manager saw that the one sided p-value was 0.029. Assuming a 95% confidence level, which of the conclusions below would be correct?
For valuation purposes, the opportunity cost and inflation are two main concepts that explain the:
Which of the following options impact the balances shown in the investing section of the statement of cash flows? (Select all that apply.)
Company A is projecting a 10 percent increase in revenue for the next quarter with no significant changes to their operations. Which of the following accounting elements is the LEAST likely to mirror that increase?
