STATISTICS AND PROBABILITY

Which of the following is a discrete probability distribution?

• The average amount of electricity consumed

• The number of patients in a hospital

• The amount of paint used in repainting a building

• The average weight of female athletes

If two coins are tossed, which is not a possible value of the random variable for the number of heads?

• 0

• 1

• 2

• 3

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.MD.A.1

CCSS.HSS.MD.A.3

Which of the following is not a true statement?

• The value of a random variable could be zero.

• Random variables can only have one value.

• The probability of the value of a random variable could be zero.

• The sum of all the probabilities in a probability distribution is always equal to one.

It is a characteristic that can assume different values.

• probability distribution

• variable

• discrete

• nominal

It consist of the values of the random variable can assume and the corresponding probabilities.

• Probability

• Frequency Distribution

• Probability Distribution

• Distribution

Variables that are expressed as a whole and is countable.

• Discrete

• Continuous

• Nominal

• Ordinal

Variables that are expressed as a whole and is countable.

• Discrete

• Continuous

• Nominal

• Ordinal

Which of the following best describes the continuous variable?

• Expressed as a whole

• Countable

• weight

• Uncountable

It is the list of all possible outcomes.

• probability distribution

• disctrete variable

• possible outcomes

• sample space

It is the most appearing number.

• mean

• mode

• median

• variance