Answer:
Odds against the events are 7/9.
Step-by-step explanation:
It is given that:
Odds in favor of event = 2 : 9 or 2/9
Let,
These odds are out of 1.
The odds against the event would be
Odds against = 1 - 2/9
Odds against = 
Odds against = 
Therefore,
Odds against the events are 7/9.
Answer:
x = 6
Step-by-step explanation:
12 / 2
= 6
2 x 6
=12
hope this was helpful! c:
Answer:
d. There is a 98% chance that the true proportion of customers who click on ads on their smartphones is between 0.56 and 0.62.
Step-by-step explanation:
Confidence interval:
x% confidence
Of a sample
Between a and b.
Interpretation: We are x% sure(or there is a x% probability/chance) that the population mean is between a and b.
In this question:
I suppose(due to the options) there was a small typing mistake, and we have a 98% confidence interval between 0.56 and 0.62.
Interpreation: We are 98% sure, or there is a 98% chance, that the true population proportion of customers who click on ads on their smartphones is between 0.56 and 0.62. Option d.
I'm assuming you don't still need these? Sorry I didn't see this in time
Answer:
The answer is 94
Step-by-step explanation:
divide 7/10 because thats the fraction = 0.7
divide 65.8 by 0.7
to get 94
to check
multiply 94 by 0.7
