P(Z3)=0.1170 is the likelihood of earning at least 1 gram of extra cereal.A probability seems to be a number that expresses the possibility or probability that a specific event will take place.
The probability is computed by dividing the total possible outcomes by the number of possible ways the event could occur. Probabilistic and odds are two distinct ideas. Odds are the likelihood that something will occur and the variety of outcomes that can result in success. the overall number of outcomes that could occur. For instance, there is only one way to receive a head and there are a total of two possible outcomes, hence the probability of flipping the coin and getting heads is 1 in 2.
Y=1.8945 grams.
Y = 0.8405 grams.
The z-score is the result of dividing the standard deviation by the value that has been decreased by the mean:
z= σx−μ = 0.85053−1.9845≈1.19
Table A can be used to determine the relevant value:
P(Z≥3)=P(Z>1.19)=1−P(Z<1.19)=1−0.8830=0.1170
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