The table below shows the probability distribution of student ages in a high school with 1500 students. What is the expected value for the age of a
randomly chosen student?
14
15
16
17
18
Age
13
Probability 0.01
0.27 0.30 0.25 0.16 0.01

Write the sentence as an equation. z plus 372 is equal to 160

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.