Answer:
15 students
Step-by-step explanation:
First, change the fraction to a decimal: 6/10 = 0.6
Next, multiply 25 with 0.6: 25 x 0.6 = 15
15 students is your answer
~
Answer:
7.5
Step-by-step explanation:
Answer:
The probability that on a randomly selected day the statistics professor will have five messages is 0.1755.
Step-by-step explanation:
Let the random variable <em>X</em> represent the number of e-mail messages per day a statistics professor receives from students.
The random variable is approximated by the Poisson Distribution with parameter <em>λ</em> = 5.
The probability mass function of <em>X</em> is as follows:

Compute the probability that on a randomly selected day she will have five messages as follows:


Thus, the probability that on a randomly selected day the statistics professor will have five messages is 0.1755.
Answer:
8
Step-by-step explanation:
Fourmla:
a^2+b^2=c^2
7^2=49
3^2=9
49+9=58
square root of 58 is about 8.
Answer:
here you go, hope it's right