Ryan’s investment portfolio is shown below.

Investment Amount Invested ROR
Savings Account $3,200 2.1%
Municipal Bond $4,900 4.5%
Preferred Stock $940 10.5%
Common Stock A $1,675 -3.5%

What is his weighted mean ROR?
4.15%
5.15%
3.06%
3.40%

Question

Ryan’s investment portfolio is shown below. 


Investment	Amount Invested	ROR
Savings Account	$3,200	        2.1%
Municipal Bond 	$4,900	        4.5%
Preferred Stock	        $940	                10.5%
Common Stock A	$1,675	        -3.5%


What is his weighted mean ROR?
 4.15%
 5.15%
 3.06%
 3.40%

anonymous · Answer

I LOVE ASHTON IRWIN 5SOS FAN FOREVER

mrs.irwin · Answer

@amistre64 can you help me agai?

mrs.irwin · Answer

@Hero can you help me?

anonymous · Answer

Im only in 8th grade so i dont really know what you mean by weighted but the mean is when you add up all 4 ROR then divide them by 4

anonymous · Answer

so 
  2.1
+4.5
equals what?

mrs.irwin · Answer

I know how to calculate the mean but weighted mean is completely different

anonymous · Answer

k so how do you calculate the weighted mean