LONG QUIZ #2

What is the symbol of mean?

How many possible outcomes when tossing 4 coins?

The table of probabilities is also known as ____.

• z-table

• t-table

• z-score

• t-score

Which of the following is the symbol of standard deviation?

In table of probabilities, what is the exact value of 2.58

What is the shape of the normal distribution?

• Triangle shaped

• Bell shaped

• Circle shaped

• Square shaped

What is the value of z-value if x-values of normal distribution is 25 with mean is 15 and standard deviation is 4?

In table of probabilities, what is the exact value of 2.05?

Find the exact value of z-score if x-values for normal distribution is 25 with standard deviation is 5 and mean is 20?

What is the value of x-value if z-score is 0.93 with mean is 15 and standard deviation is 4?