Bromine is found in the seventh column on the periodic table. Which of the following statements describes how bromine will interacts with Li from the first column?

Which of the following would be normally found in the pericardial cavity?

The Histogram below represents age groups, and the frquency with which they travel in a year. What is the combined frequency of 25 – 35 year olds?

In the Getting Started Module for this course, you were required to review proctoring information that explains how a test could be proctored if the instructor requires the test to be completed remotely. The content explained that your test session would be recorded with a camera and microphone. Do you have to turn OFF your phone for every math test in college? Be alone? Have a calculator for this course?  

A store manager kept track of the number of newspapers sold each week over a seven-week period. The results are shown below.81, 71, 202, 113, 269, 55, 248, 242, 100 Find the median number of newspapers sold.

A tennis player makes a successful first serve 75% of the time. If they serve 10 times, what is the probability that they get exactly 9 successful first serves in? Assume that each serve is independent of the others. Show your work on your paper.

Express the confidence interval (0.482, 0.52) in the form of   ± E.

Scores on a test have a mean of 69 and a standard deviation of 4.2. David has a score of 81. Convert the score to a z score.

Minutes To Eat Breakfast A survey of “How long does it take you to eat breakfast?” has these results:   Minutes: 0 1 2 3 4 5 6 7 8 9 10 11 12 People: 6 2 3 5 2 5 0 0 2 3 7 4 1 Which means that 6 people take 0 minutes to eat breakfast (they probably had no breakfast!), 2 people say they only spend 1 minute having breakfast, etc. Here is the dot plot:   How many people eat breakfast in Under 5 minutes?    

On a test, 82% of the questions are answered correctly. If 82 questions are correct, how many questions are on the test?