What is the joint probability of being between the ages of 18 and 40 and most commonly using a smartphone?

Q: Describe the concept of Probability?

A:

Q: What is the probability of rolling a one or a six when rolling one die?

A:

Q: What is the probability of a die showing a 2 or a 5?

A: If die are rolling then sample space is,  S = { 1, 2, 3, 4, 5, 6 }

Q: What is the probability of drawing a five or a spade from a standard deck of 52 cards? O 13

A:

Q: when a coin is tossed

A: A coin is tossed 2 times.

Q: What is the probability that a randomly selected score exceeds 1170?

A: Let X be the SAT score ( for verbal and math).It is given that X has normal distribution with mean…

Q: What is the probability of selecting one person at random who is a smoker?

A: From the provided information, Total person = 100 Number of persons who smoke = 54

Q: probability of drawing a heart card from a standard deck of playing cards?

A: there are 4 suits of cards, each suit have 13 cards

Q: What is the probability that out of 12 students on a swim team, they will line up from youngest to…

A:

Q: What is the probability of obtaining blue followed by green or purple?

A: Given ,First spinner is having three different colours pink, blue, brown.Second spinner is having…

Q: What is the probability of drawing a spade or a red ace from an ordinary deck of playing​ cards?

A: The total number of cards in an ordinary deck of playing cards = 52 Total spade cards = 13 Total red…

Q: A student takes a 20-question, true/false exam and guesses on each question. Find the probability of…

A: Introduction to binomial distribution:Consider a random experiment involving n independent trials,…

Q: A security code consists of a persons first and last initials followed by four digits. What is the…

A: The probability of an event is defined as,

Q: Breast cancer According to the American Cancer Society, 199 out of 200 mammograms turn out to be…

A: Let E be the event that mammograms turn out to be normal. Given, n(E)=199 n(S)=200 P(E)=?

Q: What is probability?

A: The chance of occurrence of an event is the probability of that event.

Q: What is the probability of picking three spade face cards or two red cards?

A: Here we have to find probability of picking three spade face cards or two red cards

Q: When drawing a single card from the deck, what is the probability of getting a face card or a…

A: A deck contains 52 cards in total, and it contains following: 1.   Twelve Face cards (Jack, Queen,…

Q: If the probability of being hit by lightning is 1 in 1,000,000, what is the probability of not…

A: Given that , P (being hit by lightning) = 1/1000000 =0.000001

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: The national center for health statistics has found that there is a 5.01% chance that an american…

A: There is 5.01% chance that an American citizen will die from an accident.

Q: What is the probability of drawing a diamond or an ace from a standard deck of cards ?

A: We have to find given probability

Q: What is the probability of drawing two red cards from a standard deck of 52 playing cards?

A:

Q: what is the probability that you land a head when tossing a fair sided coin?

A: From the provided information, A fair sided coin is tossed. Total outcomes = 2 (Heads, Tails)

Q: What is the probability of drawing a heart in a standard deck of cards? Give your answer as a…

A: In this problem we have to find: What is the probability of drawing a heart in a standard deck of…

Q: Fans enter a sports stadium at a rate of 70 people every 10 minutes. We would like to determine the…

A: Fans enter a sports stadium at a rate of 70 people every 10 minutes For 15 minutes , the rate =105

Q: A die is rolled twice. What is the probability of getting 3 or 5?

A: From the given information, a dice rolled twice.   The total sample space is,

Q: Maria spins a penny 100 times and it lands head side up 62 times. Explain why Maria's experimental…

A:

Q: What is the probability there are at least 5 cars in the drive-thru?

A: