Exhibit 3-4 The following is the frequency distribution for the speeds of a sample of automobiles traveling on an interstate highway. Speed (mph) Frequency 50−54 2 55−59 4 60−64 5 65−69 10 70−74 9 75−79 5 35 The standard deviation is . .

5/6+7/8what is the answer sealsdbdbshd

What is the 12th term of b(n)=-4-2(n-1)

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number