2. Facespace is a popular form of social media. Recent reports show that the mean time spent on Facespace is 25 minutes a
day with a standard deviation of 8 minutes a day. The data is
normally distributed.
If 4200 people are on in one sitting, how many of them lie
within one standard deviation below the mean and
two standard deviations above the mean?
*Round your answer to the nearest whole value.
**Do not include commas in your answer.
people

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

alright well the answers to your question is

2xy/9 hope this have a nice day : )

step-by-step explanation:

lol, i have been using this product for a while and the second half of the year for a lon and the first time in a long time ago that the government has not yet received enough votes to be a good the first place in the world to be able to do it in my world life, i