The expected value of the inseam length of the jeans is found as
30% of 30+ 25% of 32+ 10% of 34+ 10% of 36 + 10% of 38 + 15% of 40
= 
= 
Hence, the third option 33.8 is the correct expected value.
Answer=24.49 I’m not 100% sure but I believe this is the answer :)
Hope it helps
C, because the graph titles.
By asking students to answer un-biased, and with detail. Comparing and contrasting each others' genre preference is also useful.
Answer:
⇒ 
Step-by-step explanation: