Answer: 95.45 %
Step-by-step explanation:
Given : The distribution is bell shaped , then the distribution must be normal distribution.
Mean : 
Standard deviation :
The formula to calculate the z-score :-
For x = 13
For x = 19
The p-value = 
In percent, 
Hence, the percentage of data lie between 13 and 19 = 95.45 %
It takes alvin 20 weeks, and it takes buzzy 15 weeks
Answer:
2/4
Step-by-step explanation:
Rise over run. you go up 2 and right 4
Find the discount price and subtract from the total to find the sale price.
To find the discount price, multiply 90 b 40% (convert 40% into decimal)
90 x 0.4 = 36
Next, subtract the discount from the total to find the sale price.
90 - 36 = 54
So, the sale price is <u>$54</u>.
Answer:
Graph the line y = 3r
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