The ________of Events A and B represents the number of instances in which both Events A and B occur at the same time.

The following table shows the frequency distribution of the credit scores for a random sample of homeowners who recently refinanced their mortgage at Delaware Bank.Credit ScoreFrequency700 to under 7207720 to under 74014740 to under 76025760 to under 78016780 to under 8008Calculating the probability that a randomly homeowner has a credit score of 760 to under 780 is using ________ probability.

A random sample of computer users were asked which browser they primarily relied on for surfing the Internet and whether this browser was installed on a desktop or laptop computer. The following contingency table shows these results.BrowserDesktopLaptopInternet Explorer1856Firefox737Chrome2477Safari318Other37The probability that a randomly selected person from this sample used the Safari browser or used a laptop computer is ________.

A survey of adults who typically work full-time from home recorded their current education levels. The results are shown in the table below.Education LevelFrequencyBachelor’s degree or higher37Some college13High school diploma only7Less than high school diploma3The probability that a randomly selected adult who works from home has less than a high school diploma is ________.

A random sample of computer users were asked which browser they primarily relied on for surfing the Internet and whether this browser was installed on a desktop or laptop computer. The following contingency table shows these results.BrowserDesktopLaptopInternet Explorer1856Firefox737Chrome2477Safari318Other37The probability that a randomly selected person from this sample used the Chrome browser and used a laptop computer is ________.

The following data set represents the age of a random sample of cars on the road today.13371012The standard deviation of this sample is ________.

The Western Athletic Conference (WAC) consists of eight NCAA teams that compete in a variety of sports. The number of different ways these eight teams can finish in the conference standings at the end of the basketball season is ________.

The following frequency distribution displays the daily sales of muffins at Avalon Bakery.Number SoldFrequency1-758-14815-211322-282127-353What is the probability that between 15 to 21 muffins will be sold tomorrow?

The following data represents the ages of a household that consists of five people.39371277The median of this data set is ________.

A random sample of computer users were asked which browser they primarily relied on for surfing the Internet and whether this browser was installed on a desktop or laptop computer. The following contingency table shows these results.BrowserDesktopLaptopInternet Explorer1856Firefox737Chrome2477Safari318Other37The probability that a randomly selected person from this sample used the Safari browser or used a laptop computer is ________.