Answer:
va= 35 km/hr vb=25 km/hr
watch explanation
Nikki gathered data about the length of time she spent listening to the radio and the number of commercials she heard. She organ
2 answers:
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Answer:
Mean = 8
Variance = 7.36
Standard Deviation = 2.7129
Step-by-step explanation:
This is a binomial distribution with parameters, n and p.
Where
n is sample size (given as 100)
p is the probability of success, or probability of defective (given as 8% or 0.08)
The mean, variance, standard deviation formula for binomial distribution is shown below:
Mean =
Variance =
Standard Deviation =
Where q would be probability of failure, or "1 - p"
Thus,
n = 100
p = 0.08
q = 1 - 0.08 = 0.92
SO, we have:
Mean =
Variance =
Standard Deviation =