Answer:
(a)
(b) 17:15
Step-by-step explanation:
(a)
The roulette wheel has 32 slots (inclusive of 0 and 00)
Number of Odd Numbers between 1 to 30 =15
Since you are placing a bet that the outcome is an odd number.
(b) The actual odds against winning
Therefore, the actual odds against winning are 17:15
Answer:
There is sufficient evidence to support the claim that the standard deviation is less than 14.7.
Step-by-step explanation:
From the question we are told that that the null hypothesis is
Now given from the question that this null hypothesis was rejected, it mean, in non technical term that there is sufficient evidence to support the claim that the standard deviation is less than 14.7.
<u>Solution-</u>
Let's assume, the rate of interest of $8000 is x%,
then the rate of interest of $17000 is (x+0.3x) =1.3x%
Interest earned by $8000,
Interest earned by $17,000,
According to the question,
∴ Rate of interest of $8000 is 1.96% and rate of interest of $17000 is (1.3×1.96) =2.55%