The local weather bureau issues the following probabilities for tomorrow’s weather in…
MATHEMATICS · Multi-part · CBSE · Mathematics · Probability · Probability
Problem
The local weather bureau issues the following probabilities for tomorrow’s weather in a town.
Event
Sunny
Cloudy
Rainy
Thunderstorm
Probability
0.42
0.25
q
0.07
Study the data and answer the questions below.
(i) Calculate the value of q.
(ii) Determine the probability that it will not be sunny tomorrow.
(iii) After inserting the value of q, comment on whether the complete set of probabilities is valid, giving one reason for your answer.