Statistics and Probability

It is the result of a random experiment.

• outcome

• experiment

• event

• random variable

It is the set of all possible outcomes of a random experiment.

• random variable

• domain

• sample space

• range

How many possible outcomes are there if you toss a fair coin thrice?

• two

• four

• eight

• sixteen

Which of the following is not a discrete random variable?

• chairs in a room

• height of the students

• eggs in a tray

• cans of sardines in a shelf

The temperature in Baguio yesterday was 10.4°C. It is an example of which type of variable?

• discrete random variable

• thermal random variable

• continuous random variable

• probability

Tags

CCSS.6.SP.A.3

Which statement is correct about the probability of a probability distribution?

• 0 < P(X) < 1

• 0 < P(X) < 1

• 0 > P(X) > 1

• 0 > P(X) > 1

Tags

CCSS.7.SP.C.7B

The sum of all probabilities of a random variable is equal to

• 1

• -1

• 100

• between 0 and 1, inclusively

Tags

CCSS.7.SP.C.7B

In tossing a fair coin three times where X denotes the number of heads, what is the probability of having one head?

• 1/8

• 1/4

• 3/8

• 1/2

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

In the table below, find P(X=2)?

• 0.25

• 0.15

• 0.10

• 0.05

Tags

CCSS.HSS.MD.A.3

CCSS.HSS.MD.A.4

What is the value of the missing probability to say that the probability distribution is valid?

• 1/3

• 1/6

• 1/12

• 1/4

Tags

CCSS.HSS.MD.A.3

CCSS.HSS.MD.A.4