Respuesta :
Answer:
160
Step-by-step explanation:
P(advance math | 7th grader) = 14/35 (sample size 35)
Estimated advance math 7th grader in school = 400 * 14/35
= 160
Answer: 160 people can be expected to be in advanced math
Step-by-step explanation:
14 ÷ 35 = 0.4
⇒ what is 40% of 400?
⇒ 0.4 × 400
⇒ 160 people