We take a random sample of 50 households in order to estimate the percentage of all homes in the United States that have a refrigerator. It turns out that 49 of the 50 homes in our sample have a refrigerator. Can we use the formulas above to make a confidence interval in this situation?

Adoctor administers a drug to a 38-kg patient, using a dosage formula of 50 mg/kg/day. assume that the drug is available in a 100 mg per 5 ml suspension or in 500 mg tablets. a. how many tablets should a 38-kg patient take every four hours? b. the suspension with a drop factor of 10 ggt/ml delivers the drug intravenously to the patient over a twelve-hour period. what flow rate should be used in units of ggt/hr? a. the patient should take nothing pills every four hours. (type an integer or decimal rounded to the nearest hundredth as needed.)

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

What is the explicit rule for the sequence in simplified form? −1,−4,−7,−10,−13… an=4−5n an=−4−3n an=2−3n an=−6−5n