Answer:
157.62
Step-by-step explanation:
Answer:
394/679
Step-by-step explanation:
Probability is the measure of likelihood or chance that an event will occur.
Probability = Possible outcome of event/Total outcome
Total number of people asked if they had run a red light = number of people that responded 'yes' + number of people that responded 'no'
Total outcome = 394+285
Total outcome = 679
Possible outcome = number of people that responded yes = 394
Probability that if a person is chosen at chosen at random, they have run a red light in the last year will be 394/679
Answer: 
Step-by-step explanation:
Given : The proportion of households that were renters in 2011 : p= 0.34
Sample size : n= 500
The mean and standard deviation for binomial distribution is given by :-

Then , the mean and standard deviation of the given sampling distribution :-
