Statistics question and answers for October 08, 2023
- Q Question 3 Suppose the amount of time it takes a Capt Rig announcement to touch down is uniformly distri a Find the probability that for a randomly sele the plane...
- Q d 7 Quiz for K Ques Find the critical value s for the Ho 20 0 05 n 15
- Q d 7 Quiz for K Question 6 of Use the calculator displays to the right to m reject the null hypothesis at a significance l
- Q Quiz for Ques For which confidence interval fo
- Q 17 Quiz for K Questic The statement represents a claim 9 9
- Q low s your new car The General Social Survey reported that 92 of people who bought a car in the past five years were satisfied with their purchas low large...
- Q Find the Z scores that separate the middle 89 of the distribution from the area in the tails of the standard normal distribution Click the icon to view a table...
- Q 2 0 and c Z 0 16 and Z 0 75 Click the icon to view a table of areas under the normal curve normal curve that lies between a...
- Q 4 Empirical Tegan and Sara are working at a ticket stand at a carnival Over the past five hours they have kept track of the features of the last 100...
- Q Assume the random variable X is normally distributed with mean 50 and standard deviation o 7 Compute the probability Be sure to draw a normal curve with the area corresponding...
- Q 3 Marbles You have a bag of 15 marbles 6 blue 4 red 3 yellow 2 green You draw out two marbles without replacement from the bag If you draw...
- Q A population of values has a normal distribution with 18 4 and a 41 4 a Find the probability that a single randomly selected value is less than 19 Round...
- Q V V IV 1 10 2 hen purchasing bulk orders of batteries a toy ipment is accepted if at most 3 batteries do no cepted Will almost all such shipments...
- Q 5 3 10 1 10 2 Students Given Four Quarters Students Given a 1 Bill Question 16 o an experiment college students were given either four quarters or a 1...
- Q How many 6 letter passords can be made using the letters A thought Z if a Repetition of letters is allowed b Repetition of letters is not allowed
- Q Each of two parents has the genotype blond brown which con least one blond allele that color will dominate and the child s h a List the different possible outcomes...
- Q A 4 digit PIN number is selected What it the probability that there are no repeated digits The probability that no numbers are repeated is Write your answer in decimal...
- Q In Alex s drawer she has 11 pairs of socks 8 of which are white and 10 tee shirts 6 of which are white The probability of choosing a white...
- Q You randomly select one card from a 52 card deck Find the probability of selecting a three or a four The probability is Type an integer or a fraction Simplify...
- Q In a certain state s lottery 45 balls numbered 1 through 45 are placed in a machine and six of them are drawn at random If the six numbers drawn...
- Q A poker hand consists of five cards randomly dealt from a standard deck of 52 cards The order of the cards does not matter Determine the following probabilities for a...
- Q There are twelve female board members and eighteen male board members How many ways are there to make a committee of ten board members ways How many ways are there...
- Q What is the probability that if 4 letters are typed no letters are repeated Write your answer in decimal form rounded to the nearest thousandth The probability that no letters...
- Q 4 letters are typed with repetition allowed What is the probability that all 4 will be vowels Write your answer as a percent Round to the nearest hundredth of a...
- Q 5 letter words are formed using the letters A B C D E F G How many such words are possible for each of the following conditions a No condition...
- Q 3 letters are typed without repetition What is the probability that all 3 will be vowels Write your answer as a percent Round your answer to three decimal places The...
- Q A survey was conducted at a local ballroom dance studio asking students if they had ever competed in the following dance categories Smooth Rhythm or Standard The results were then...
- Q How many three letter words can be made from 4 letters FGHI if repetition of letters a is allowed There are b is not allowed There are possible three letter...
- Q A gate has a standard key pad with the digits 0 through 9 How many possible code combinations are there if the code is 6 digits long There are different...
- Q Compute the probability of drawing two clubs from a standard deck of 52 cards Round your answer to four decimal places Answer Compute the probability of drawing two face cards...
- Q Given the following information P A 0 65 P B 0 6 P A and B 0 51 P B given A 0 4 What is the probability of A...
- Q A math class consists of 14 female students and 17 male students Two students are selected at random to participate in a probability experiment Compute the following probabilities Write your...
- Q Istas buys a bag of cookies that contains 8 chocolate chip cookies 7 peanut butter cookies 5 sugar cookies and 4 oatmeal cookies What is the probability that Istas reaches...
- Q Below is a list of all possible outcomes in the experiment of rolling two die 1 1 1 2 1 3 1 4 1 5 1 6 2 1 2...
- Q Smooth 14 7 8 Standard 5 Rhythm 4 10 11 Use the Venn Diagram to determine the following probabilities Write your answers in percent form rounded to the nearest tenth...
- Q Suppose a jar contains 7 red marbles and 20 blue marbles If you reach in the jar and pull out 2 marbles at random find the probability that both are...
- Q A home pregnancy test was given to women then pregnancy was verified through blood tests The following table shows the home pregnancy test results Positive Negative Pregnant Not Pregnant Total...
- Q Jenelle draws one from a standard deck of 52 cards Determine the probability of drawing either a king or a ten Write your answer as a reduced fraction Answer Determine...
- Q A die is rolled twice What is the probability of showing a 3 on the first roll and an even number on the secon roll Write your answer as a...
- Q The table summarizes results from 982 pedestrian deaths that were caused by automobile accidents Driver Intoxicated Yes No Pedestrian Intoxicated Yes No 44 84 245 609 If one of the...
- Q Amber rolls a 6 sided die On her first roll she gets a 1 She rolls again a What is the probability that the second roll is also a 1...
- Q Joann s is having a sale on fabric and you are rummaging through the sale bin In it there are 9 cream fabrics 6 blue fabrics 11 pink fabrics and...
- Q Suppose that 24 of people own dogs Suppose you sample three people at random Use three decim places in your answers to the following questions a What is the probability...
- Q A group of students took a test Below are the summary of grades and where the students sat in the classroom Find the probabilities below and write the answer as...
- Q In 5 card poker played with a standard 52 card deck 52 C5 or 2 598 960 different hands are possible The probability of being dealt various hands is the...
- Q In 5 card poker played with a standard 52 card deck 52C5 or 2 598 960 different hands are possible The probability of being dealt various hands is the number...
- Q None of the above n 3 of 10 hary fair die is a cube with the numb rolled twice in succession and that th e of a single trial of...
- Q sentence or two explaining your reasoning or calculations you did in R 1 A certain electric car company claims publicly that their car batteries will last for at least 300...
- Q Weights of newborn babies in a certain state have normal distribution with mean 7 3 and standard deviation 1 2 lb A random sample of 64 newborns is selected Let...
- Q Sara draws the 2 of hearts from a standard deck of 52 cards Without replacing the first card she then proceeds to draw a second card a Determine the probability...
- Q A card is drawn randomly from a standard 52 card deck Find the following Write all answers as simplified fractions not mixed numbers Probability the card drawn is a face...
- Q A ball is drawn randomly from a jar that contains 4 red balls 2 white balls and 6 yellow balls Find the probability of the given event Write your answers...
- Q If the odds for a certain event are 23 to 18 what is the probability of the event occuring Write your answer as a simplified fraction
- Q If you randomly select a card from a well shuffled standard deck of 52 cards determine the probability that the card you select is a spade a Write your answer...
- Q If you randomly select a letter from the phrase I like to swim at the Recreation Pavilion what is the probability that you select a vowel Your answer must be...
- Q Find the odds for rolling a 6 sided die and getting a 2 to Find the odds against rolling a 6 sided die and getting a 2 to Simplify your...
- Q The manager of the dairy section of a large supermarket chose a random sample of 200 egg cartons and found that 90 cartons had at least one broken egg Let...
- Q Suppose 170 randomly selected people are surveyed to determine if they own a tablet Of the 170 surveyed 69 reported owning a tablet Using a 95 confidence level compute a...
- Q In her MAT135 class professor Alayeb found that the mean score of the first exam was 74 Suppose that the scores are normally distributed with a standard deviation of 15...
- Q A distribution of values is normal with a mean of 168 4 and a standard deviation of 16 Find P1 which is the score separating the bottom 81 from the...
- Q For a standard normal distribution find P Z 1 12 Express the probability as a decimal rounded to 4 decimal places
- Q For a standard normal distribution find P Z c 0 5761 Find c rounded to two decimal places
- Q Many high schools now have drug testing programs for athletes The main goal of these programs is to reduce the use of banned substances by students who play sports It...
- Q 40 A 70 80 50 60 Which statement must be true 90 100 Each distribution has a different mean and the same standard deviatio Each distribution has a different mean...
- Q For a standard normal distribution find the approximate value of P 0 78 z 1 16 Use the portion of the standa normal table below to help answer the question...
- Q QUESTIVIT Suppose a car salesman records the number of cars he sold for 15 weeks The following frequency table summarizes the results What is the five number summary Number of...
- Q 1 of women of age 40 who participate in routine screenings have breast cancer 80 of women with breast cancer will get positive mammogra phies 10 of women without breast...
- Q A probability experiment consists of rolling a fair 16 sided die Find the probability of the event below rolling a 10 The probability is Tyne an integer or decimal rounded...
- Q The probability that an event will happen is P E 0 38 Find the probability that the event will not happen The probability that the event will not happen is...
- Q A probability experiment consists of rolling a fair 8 sided die Find the probability of the event below rolling a number greater than 3 The probability is Type an integer...
- Q The probability that an event will not happen is P E 0 81 Find the probability that the event will happen The probability that the event will happen is Simplify...
- Q 1 The probability that an event will not happen is P E Find the probability that the event will happen 14 The probability that the event will happen is Type...
- Q Federal Income Taxes and Piecewise Functions LC The graph of a piecewise function is shown 7 6 5 4 3 4 O 2 u 1 0 2 0 1 0...
- Q It is believed that standardized test scores such as SAT is a good predictor of first year college students GPA X y 1200 1120 1000 1420 3 2 2 5...
- Q The state of CT claims that the average time on death row is 15 years A random survey of 75 death row inmates revealed that the average length of time...
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