You have been asked to analyze the bids for 200 polished dis…

You have been asked to analyze the bids for 200 polished disks used in solar panels. These bids have been submitted by three​ suppliers: Thailand PolishingThailand Polishing​,India ShineIndia Shine​, and Sacramento GlowSacramento Glow. Thailand Polishing. Thailand Polishing has submitted a bid of 2,000 baht. India ShineIndia Shine has submitted a bid of 2,000 rupee. Sacramento GlowSacramento Glow has submitted a bid of $200. You check with your local bank and find that​ $1 = 10 baht and​ $1 = 8 rupee.What is the price per unit for Sacramento Glow?

Problem 3 (24 points): Medical tests, such as those for COVI…

Problem 3 (24 points): Medical tests, such as those for COVID-19, can suffer from false alarms and misses. As a human factors specialist, you have been asked to apply signal detection theory (SDT) to investigate doctors’ abilities to detect COVID-19 using chest x-rays. You have asked 2 doctors to examine 20 chest x-rays (10 who did not have COVID-19 and 10 who did have COVID-19). Use the following data sets generated from the 2 doctors, as well as Z scores and associated ordinate values given below, to answer parts (a)–(e).  State of the world (COVID-19) Doctor 1 Doctor 2 Present Not Present Present Not Present Doctor’s judgment Yes (COVID-19 present) 2 1 9 7 No (COVID-19 not present) 8 9 1 3 Total (T) 10 10 10 10