For the first one it is 200% because he walked twice as much today than yesterday. For the second one the answer is yes with a 14.49. (I'm not sure on the second.)
Answer:
31.5
Step-by-step explanation:
Answer:
Step-by-step explanation: Round to the nearest whole number. In order to find the standard deviation, we first have to calculate the mean (average) of the numbers. To get this we add all the numbers together and then divide by 12 since there are 12 numbers. The mean = 782. Next, we take each number and subtract the mean, taking the result and squaring it.
Answer:
Shawn
Step-by-step explanation:
We can find the amount of vehicles sold in one week by dividing the total vehicles sold by the number of weeks
Shawn:
36 vehicles / 4 weeks
9 vehicles/week
Brett:
56 vehicles / 7 weeks
8 vehicles/week
9 is greater than 8 so Shawn sells more vehicles per week
Answer:
The overall score is 75.6
Letter grade is C
Step-by-step explanation:
The question has missing details (See comment section for complete question).
From the complete question, we have:
<u>Proportion:</u>
Scores
Solving (a): The overall score
To do this, we simply calculate the mean of the given data.
The mean is calculated by multiplying each proportion by the scores..
So, we have:
Solving (b): The letter grade
From the question, we have:
The overall score falls in the following category:
Because:
<em>Hence, the letter grade is C</em>
