No, i haven't, who is Katie
4 one coefficient and three variables
3/5 = 6/10 (which is 60%) 100% - 60% = 40%
Answer: 12.10
Step-by-step explanation:
Given : Mean : 
Standard deviation : 
The formula to calculate the z-score :-

For x= 5 degrees

For x= 10 degrees

The P-value : 

In percent , 
Hence, the percentage of days had a low temperature between 5 degrees and 10 degrees = 12.10%