7 is ten times the value of _?
2 answers:
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Answer:
Step-by-step explanation:
Given that the number of orders received daily by an online vendor of used CDs (say X) is normally distributed with mean 270 and standard deviation 16.
X is N(270, 16)
To find percentage of days will the company have to hire extra help or pay overtime, we can find probability using std normal table
X>302 means
P(Z>2) = 0.25
Thus 25% of days will the company have to hire extra help or pay overtime
Answer:
Step-by-step explanation:
The given interval : x = 0 to x = 10
Length of interval = 10 - 0
= 10
⇒ Number of equal intervals = 5