Chapter 13.5, Problem 4CYU

(a)

To determine

To Find: The event that has more winning time less than one minute

Answer to Problem 4CYU

  $100$ -m Freestyle

Explanation of Solution

Given:The histogram shown below shows the winning time for two different women’s swimming events from the summer Olympics.

  

Which event has more winning time less than one minute?

We know that

  $1\text{ min=}60\text{ seconds}$

In $100$ -m backstroke

None of the women scored less than one minute

In $100$ -m Freestyle

  $7$ Women has secured a win at a time of $50-54$ and $4$ women has secured a win at a time of $55-59$

Thus

Total $11$ women

Hence, $100$ -m Freestyle has more winning times than $100$ -m backstroke

(b)

To determine

To Find:How many Olympics games were held from $1924-2008$ ?

Answer to Problem 4CYU

  $22$

Explanation of Solution

Given:The histogram shown below shows the winning time for two different women’s swimming events from the summer Olympics.

  

The summer Olympics is an event which is held in every four years

Thus

From $1924-2008$

  $1924,1928,1932,\mathrm{........2008}$

There are total $22$ Olympic Games were held.

(c)

To determine

To Compare:The winning time of two Olympic games.

Answer to Problem 4CYU

In $100$ -m backstroke, none of the women scored a win in less than one minute

In $100$ -m Freestyle, $11$ has scored a win in less than one minute.

In $100$ -m Freestyle, slowest winning time is in the range of $70-74$

In $100$ -m backstroke, slowest winning time is in the range of $80-84$

Explanation of Solution

Given:The histogram shown below shows the winning time for two different women’s swimming events from the summer Olympics.

  

In $100$ -m backstroke, none of the women scored a win in less than one minute

In $100$ -m Freestyle, $11$ has scored a win in less than one minute.

In $100$ -m Freestyle, slowest winning time is in the range of $70-74$

In $100$ -m backstroke, slowest winning time is in the range of $80-84$