Lauraesquivel032108 Lauraesquivel032108
  • 24-02-2021
  • Mathematics
contestada


Ten cards numbered 1 through 10 are mixed together and then one card is drawn. What is the
probability of selecting a 2 or 3?

Respuesta :

mchs37993 mchs37993
  • 24-02-2021
Chance of a 2: 1/10. Chance of a 3: 1/10. These are disjoint events (they can’t happen at the same time) but we need the probability that either can happen. So 1/10+1/10=2/10=1/5.
This intuitively makes sense since there are 2 numbers out 10
Answer Link

Otras preguntas

What is the best estimate of 32% of 19
A book review would be considered A. a primary source. B. a secondary source. C. a tertiary source. D. either a secondary or tertiary source, depending on conte
28 members ; 50% increase
what is the ratio of dimes to pennies in a dollar
Why does darkness affect the light-independent reactions of photosynthesis?
Which decimal is equal to one-fifth? 0.6 0.15 0.2 0.3 0.4
Which of these increased rapidly during the first several decades of the second industrial revolution
231 km 811 m + 485 km 829 m
How do nation-states support terrorism within their own country or abroad?
4 interesting facts about the earths crust