Ten cards numbered 1 thru 10 are mixed together and then one card is drawn. Find the probability of selecting a 2 or 3. IDENTIFY THE ERROR AND WRITE THE CORRECT ANSWER

​

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241