Statistics and Probability

A coin is tossed three times. How many total outcomes are possible?

• 4

• 8

• 16

• 36

How many outcomes are there with tossing a coin and rolling a die?

• 2

• 6

• 12

• 24

Which shows the sample space for flipping two coins?

• S = {H, T}

• S = {HH, TT}

• S = {HH, HT, TT}

• S = {HH, HT, TH, TT}

A function whose value is a real number determined by each elements?

• Random Variable

• Sample Space

• Continuous

• Discrete

A couple has four children, let X be the random variables. What are the possible random variable of X?

• X = {boy, girl}

• X = {0, 1, 2, 3}

• X = {0, 1, 2, 3, 4}

• X = {0, 1, 2, 3, 4, 5, 6}

A random variable that can take on a finite or countable number of distinct values?

• Discrete

• Continuous

• sample space

• random variable

List the sample space for this experiment: A coin is tossed at the start of a basketball match.

• S = {HH, TH, HT, TT}

• S = {HHH, HHT, HTH, HTT, THH, THT, TTH, TTT}

• S = {H, T}

• S = {HH, TT}

Which of the following random variable is continuous?

• The speed of bus

• The number of female students

• The number defective mobile phone

• Choosing a natural number less than 100

Flipping a pair of a coin, let X the number of heads in four flips of a coin?

• X = {0, 1, 2, 3}

• X = {1, 2, 3}

• X = {0, 1, 2}

• X = {1, 2}

Which of the following random variable is discrete?

• The time needed to finish the module

• The amount of sugar in a cup of coffee

• A room temperatures in a certain time of a day

• Tallying the number of COVID cases in the municipality