Find the probability an observation is on a Thursday when the temperature is between 90 and 99. Find the probability an observation is on a Monday when the temperature is less than 90. Find the probability an observation is on a Friday when the temperature is greater than 89. Find the probability that the temperature is between 90 and 99, it will be a Thursday. Find the probability that if the temperature is between 110 and 120 and it will be a Sunday.

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Answer:

Out of the 6 observations when the temperature is between 90 and 99, 2 are on Thursday.

2/6 = 33%

Out of the 4 observations when the temperature is less than 90, 1 was on Monday.

1/4 = 25%

Out of the 26 observations when the temperature is greater than 89, 4 were on Friday.

4/26 = 15%

Out of the 6 observations when the temperature is between 90 and 99, 2 are on Thursday.

2/6 = 33%  

Out of the 1 observation when the temperature is between 110 and 120, none were on Sunday.

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