You Were Told That the Amount of Time Lapsed Between

question 30

Essay

You were told that the amount of time lapsed between consecutive trades on a foreign stock
exchange market followed a normal distribution with a mean of 15 seconds.You were also told
that the probability that the time lapsed between two consecutive trades to fall between 16 to 17
seconds was 13%.The probability that the time lapsed between two consecutive trades would
fall below 13 seconds was 7%.The probability is 80% that the time lapsed will be longer than
how many seconds?

---

Definitions:

Semi-elliptical

Describes a type of spring or suspension system that utilizes a partial, or half, elliptical shape to absorb shocks.

Centerbolt

A central bolt that is crucial in securing components together, often found in automotive or mechanical assemblies.

Shock Absorbers

Devices designed to absorb and dampen shock impulses in vehicles, contributing to improved ride quality and vehicle control.