Answer: 34%
Step-by-step explanation:
Given : The distribution of the number of daily requests is bell-shaped and has a 
and 
.
We can see that 41 = 35+6 , it 41 is one standard deviation from mean in the right side . (1)
According to the 68-95-99.7% rule, 68% of the population falls within 1 standard deviation from the mean.
34% (half of 68%) of the population on right side and 34% population on the left side of the density curve. (2)
From (1) and (2), the approximate percentage of light bulb replacement requests numbering between 35 and 41= 34%
The answer for your question is b and i dont know why they say ur answers need to be 20 characters long but its b
Answer:
30 i think
Step-by-step explanation:
Answer:
t = -1
Step-by-step explanation:
8 + 9t - 3 + 4
Combine like terms
(8 - 3 + 4) + 9t
9 + 9t
9t + 9
Get <em>t</em> by itself
9t + 9 = 0
-9 -9
9t = -9
Divide both sides by 9 to find <em>t</em>
t = -1
Answer:
Step-by-step explanation:
You are given the equation
y=7.27x+660, and you are given an x value of 165 so you just substitute that value into the equation for x
y=7.27(165)+660
y=1199.55+660
y=1859.55
Which is 1860ft when rounded to nearest whole number
