WGU Academy Statistics Module 6 Already Passed Exam Questions and answers
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WGU Academy
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WGU Academy
WGU Academy Statistics Module 6 Already Passed Exam Questions and answers
A family plans to have 3 children. For each birth, assume that the probability of a boy is the same as the probability of a girl.
What is the probability that they will have exactly one girl?
GGG GBG GGB GBB
BBB BBG BGB...
WGU Academy Statistics Module 6
Already Passed Exam Questions and
answers
A family plans to have 3 children. For each birth, assume that the probability of a boy is
the same as the probability of a girl.
What is the probability that they will have exactly one girl?
A
GGG GBG GGB GBB
VI
BBB BBG BGB BGG
Selected all options that had only 1 girl and divide by total options.
TU
3/8 = 0.375
IS
A person at a carnival decides to toss rings until he hits the target, but he will not toss
more than 3 times. Let H denote a hit and M denote a miss.
OM
What is the sample space for this random experiment?
S = {H, MH, MMH, MMM}
A person at a carnival tosses rings at a target exactly 3 times. Let H denote a hit and M
NA
denote a miss. Define the event A as "the person hits the target at least one time."
What are the possible outcomes for this event?
{HHH, HHM, HMH, HMM, MHH, MHM, MMH}
JP
Four students attempt to register online at the same time for an Introductory Statistics
class that is full. Two are on the football team and two are on the basketball team. They
are put on a wait list. Prior to the start of the semester, two enrolled students drop the
course, so the professor randomly selects two of the four wait list students and gives
them seats in the class.
What is the probability that both students selected play the same sport?
FFBB FBFB FBBF
, BBFF BFBF BFFB
Select 2 options that have the 2 same sports team options in the first 2 slots..
2/6 = 1/3
A family plans to have 3 children. For each birth, assume that the probability of a boy is
the same as the probability of a girl.
A
What is the probability that they will have three children of the same gender?
GGG GBG GGB GBB
VI
BBB BBG BGB BGG
TU
Select the only 2 options that have all the same genders then divide
2/8 = 0.25
IS
A person in a casino decides to play blackjack until he wins a game, but he will not play
OM
more than 3 games. Let W denote a win and L denote a loss.
What is the sample space for this random experiment?
S = {WWW, WWL, WLW, WLL, LWW, LWL, LLW, LLL}
S = {W, LW, LLW}
NA
S = {W, LW, LLW, LLL}
S = {W, WW, WWW}
S = {W, WL, WWL, WWW}
only select the ones that have 1 win or zero wins
JP
S = {W, LW, LLW, LLL}
A person in a casino decides to play 3 games of blackjack. Let W denote a win and L
denote a loss. Define the event A as "the person wins at least one game of blackjack."
What are the possible outcomes for this event?
{W, LW, LLW}
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