Let X1,X2,,Xn denote a random sample of size n from a population with pdff(x)=exp((x))I[,)(x) where <<. Derive that the likelihood ratio test of H0:=0versusH1:=0, in terms of T(x)=x(1)..

1. Maria has been asked to calculate the profitability ratios of Cold Coose Metal Works, inc. and
make comments on its second-year performance as compared to its first-year performance. The
forowing shows Cold cocses income saternent for the last two years. The company had assets of
37,050,000 in the first year and $11,277,600 in the second yeac Common equity was equal to
$3,750,000 in the first yeac, 100% of eainings were pald eut as aidends in the first yesr, and the
finm did not issue new stock in the secend year.
Given the income statements, calculate the profitabwity ratias of Cold Goose Metal Works, Inc.
Which of the following statements are true about profitabaity ratios? check an that appy. If a
company has a net profit margin of 10%, it means that the company earned a net income of so.
10 for each dollar of sales. If a company's operoting margin increases but its proft margin
decreases, it could mean that the company paid more in interest or taxas An increase in the return
an assets ratio implies an increase in the assets a firm owns. If a company issues new common
shares but its net income does not increase, return on common equity wilf increase.