Select the correct statements regarding elements and the periodic table.

Instructor Email: dkim88@gmu.edu   Type “Done” once you send the picture of the essay to the instructor.

Children with inadequate velopharyngeal closure have the most difficulty producing ______ correctly because they cannot develop sufficient intraoral pressure.

In the source-filter theory, the source is the ____ and the filter is the ______.

The p-value in hypothesis testing represents which of the following:   Please select the best answer of those provided below.

Assume that you have two fair six sided dice. Determine the probability that rolling a pair of dice and getting doubles and a sum of 8. (doubles:  both dice show the same number)

Given that 18% of people are left-handed, what is the probability that the first left-handed person will be the fourth person polled?

Let X and Y be jointly continuous random variables with joint PDF,    , for     Find the value of the constant  that makes this a joint probability density function.

A cake factory produces on average 5 cakes per minute. Calculate the probability that 4 or more cakes will get produced in 2 minutes.

Mio, a restaurant owner, wants to test if her two managers perform at the same level. To do that, she collects data about the number of customer complaints at two random samples of shifts (one for each manager) Assume data is normally distributed and assume equal variances.   Here is a summary of the results: