plz solve someone

[dabu]

plz solve someone

 

[Steven G]

I have done similar things so many times before so don't be embarrassed. You forgot to post your work so we can know what type of help you need. So please post back with your work and someone will surely help you.

 

[Deleted member 4993]

plz solve someone

How are "density function" and the "variance" are related? What does your text-book say? What does Google say?

Please show us what you have tried and exactly where you are stuck.

Please follow the rules of posting in this forum, as enunciated at:

READ BEFORE POSTING​

Please share your work/thoughts about this problem

 

[BigBeachBanana]

plz solve someone

Start by finding out what [imath]k[/imath] is. Think about how you would do that.