The distribution of the number of transactions performed at a bank each day is approximately normal with mean 478 transactions and standard deviation 64 transactions. which of the following is closest to the proportion of daily transactions greater than 350 ?

E) 0.977

Explanation:

From the question we have that the mean number of transactions is 478 and standard deviation is 64.

and

We want to find the proportion of daily transaction that is greater than 350 i.e

We  first find the z-score using the formula:

Reading from the standard normal distribution table

Note that:

Therefore the proportion of daily transactions greater than 350 is 0.977

The last option is correct

b because it can only be win one time and lose at one time

explanation:

there are chances on rare cases

answer; clean work space and clothing using compressed air;