Question 1

The __________ curve is bell-shaped.

Accepted Answer

normal distribution

Answer

random distribution

Question 2

The normal distribution curve is _________ about the mean.

Accepted Answer

symmetrical

Answer

asymmetrical

Question 3

The curve never touches the __________.

Accepted Answer

x-axis

Answer

y-axis

Question 4

The mean, median, and mode are _________ and are located at the center of the distribution.

Accepted Answer

equal

Answer

unequal

Question 5

The normal distribution curve is _______.

Accepted Answer

continuous

Answer

non-continuous

Question 6

Changing the ________ shifts the distribution left or right.

Accepted Answer

mean

Answer

standard deviation

Question 7

Changing the __________ increases or decreases the spread

Accepted Answer

standard deviation

Answer

mean

Question 8

When the standard deviation is __________, the normal curve is short and wide.

Accepted Answer

large

Answer

small

Question 9

The normal distribution also becomes flatter and more spread out as the standard deviation __________.

Accepted Answer

increases

Answer

decreases

Question 10

The __________ of the normal distribution determines its position.

Accepted Answer

mean

Answer

standard deviation

Question 11

The peak of the normal distribution is referred as __________

Accepted Answer

mean

Answer

standard deviation

Question 12

The mean  is the _________ of the normal distribution.

Accepted Answer

center

Answer

heart

Question 13

The normal distribution is a continuous curve and always has a  __________ value for $f(X)$.

Accepted Answer

positive

Answer

negative

Question 14

The total area under the standard normal curve is equal to _________.

Accepted Answer

1

Answer

0

Question 15

The distribution to the left of the mean is _________ as the distribution to the right.

Accepted Answer

same

Answer

different

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