The table summarizes results from 979 pedestrian deaths that were caused by automobile accidents. Driver Pedestrian Intoxicated? Intoxicated? Yes No Yes 49 66 No 221 643 If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was intoxicated. Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol. prob =

Q: Find the Mean number of the percents 4.38+4.62+4.88+5.02+5.33+6.30

A: Mean is the measure of central tendency. mean of the observations is sum of observations divided by…

Q: What is the probability of the ball landing on 21 playing Roulette? Make sure to round to 2 decimal…

A: Roulette has numbers 1 through 36 inclusive

Q: 220 students were asked how many cup of coffee they bought every day.  Number of Cups: 0,1,4,12,15…

A: Given information: Number of cups 0 1 4 12 15   Number of students 61 84 45 22 8 220

Q: m services receives an average of 6.5 return

A: 50 percent   Day traders should strive to keep their win-rate near 50 percent or above; that way,…

Q: Real Estate Appreciation. The average cost of a single family home in Seattle, WA in 2004 was…

A:

Q: 104 concert-goers at the Glass House in Pomona, California were asked if they know how to play an…

A: Here it is given that- Number of concert goers  = 104 Number of concert goers who can play an…

Q: In a survey of 142 pet owners, 77 said they own a dog, and 72 said they own a cat. 38 said they own…

A: If A and B be two subset of a universal set U . Then if n(A) denote number of element in A then we…

Q: A consumer group surveyed 146 airplane travelers after a flight and found that 132 of them would fly…

A:

Q: The probability of spinning an even number or multiple of 5 on the equal section spinner with…

A: (As per bartleby guidelines, for multiple questions asked, only the first question will be solved.…

Q: weight-loss program, and she had 15 individuals participating in the program. She weighed…

A:

Q: 95 percent divided .025 what is the z score?

A: The z-score is obtained as given below: PZ≤z=0.025z=ϕ-10.025=-1.96  Using Standard normal table

Q: Find the attached file.

A: Given: 1125 2978 1172 1507 4776 3801 2015 2463 4388 135 3967 1674 1437…

Q: If the probability of having rain tomorrow is 40%, what is the probability of not having rain…

A: It is given that  P( rain tomorrow ) = 40%

Q: Find the z-score that separates the largest 5% of scores from the rest.  Round your result to 3…

A: Obtain the z-score that separates the largest 5% of scores from the rest. The z-score that separates…

Q: Akiko surveyed several friends, asking them how many siblings they had. Use this data to find the…

A:

Q: Out of 320 racers who started the marathon, 288 completed the race, 27 gave up, and 5 were…

A: we need to find percentage of racers who did not complete the marathon

Q: Find the median of the following list of numbers: 39, 6, 25, 58, 64, 74, 10, 41. Give your answer to…

A: Median is defined as that value of the observation such that half of the values lies above it and…

Q: Give the scores: 88, 64, 77, 94, 67, 59, 99, 87, 94, 71,75 Find the score at the 72nd percentile or…

A: Given data is88,64,77,94,67,59,99,87,94,71,75sample size(n)=11

Q: what is the annual income of a household in the 90th percentile of annual household income in…

A: In normal distribution mean, median and mode are equal Mean=Median=Mode=75847, Standard…

Q: What's the median? Answer with ONE decimal digit.

A: The data on the number of people in every household is given.In this case, the variable is…

Q: 7.3%=

A: We will use standard definition of percent to solve this.

Q: Amtrak trains from Chicago to portland arrived at MT, where they made a change, the following number…

A: Given: Data is: 26,17,245,19,38,42,11,0,14,44 n = 10

Q: The probability of drawing a red face card from a deck of cards.   Leave your answer as a percent to…

A:

Q: What is the probability of the ball landing on 21 playing Roulette? Type your answer exactly like…

A: We have to find the probability of ball landing on 21 while playing Roulette

Q: Find 0.2% of 810

A: Given query is to find the 0.2% of 810.

Q: Out of 220 racers who started the marathon, 199 completed the race, 19 gave up, and 2 were…

A: Since you have posted multiple questions i can do first question as per our company guidelines…

Q: 85% of 0.74=

A:

Q: Where did the 25% come from?

A: Since we know that 25% difference between each quartile

Q: what fraction of the people say yes? what percent of people say yes?

A: Here given, you survey 50 people and 36 people say yes. X  = 36 n = 50

Q: Find mean when n is 20 and p is 0.78

A: Given: Number of trials (n) = 20 Probability of success (p)=0.78

Q: find x if out of 322 caps, 15% are red sox

A: It is given that total number of caps is 322.

Q: Forty percent of players scored 8 points or Sixty percent of players scored 8 points or more - less…

A: Given that,The 40th percentile for points scored per player in a game is 8.That is,P40 = 8

Q: Sorry 0.2% is incorrect

A:

Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.