Probability distribution of the number of vegetables that I would buy every week: 4 6 X 2 8 10 P(x) 0.3 0.3 0.2 0.1 0.1 a.) Graph the probability mass function and generate its cumulative distribution function. b.) Every week, how many vegetables should I expect to buy?
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- Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 0 1 2 3 4 5 Probability 0.688 0.192 0.080 0.020 0.012 0.008 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. μ=enter your response here (Round to one decimal place as needed.)Complete parts (a) and (b) below. The number of dogs per household in a small town 4 Dogs Probability 0.660 0.211 0.086 0.022 0.015 0.006 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. (Round to one decimal place as needed.)Question 1. Exponential Probability Distributions ( (Exercise 6.29) The time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 12 seconds. a. Sketch this exponential probability distribution. b. What is the probability that the arrival time between vehicles is 12 seconds or less? c. What is the probability that the arrival time between vehicles is 6 seconds or less? d. What is the probability of 30 or more seconds between vehicle arrivals?
- A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per household in a small town Televisions 1 2 Households 23 441 730 1405 (a) Use the frequency distribution to construct a probability distribution. P(x) 1 (Round to three decimal places as needed.)Relax! A recent survey asked 1682 people how many hours per day they were able to relax. The results are presented in the following table. Number of Hours Frequency 0 113 1 184 2 336 3 251 4 318 5 234 6 151 7 35 8 60 Total 1682 Send data to Excel Consider these 1682 people to be a population. Let X be the number of hours of relaxation for a person sampled at random from this population. Part 1 of 5 (a) Construct the probability distribution of X . Round the answer to three decimal places. x 0 1 2 3 4 5 6 7 8 P ( x ) Part 2 of 5 (b) Find the probability that a person relaxes more than 4 hours per day. The probability that a person relaxes more than 4 hours per day is…Please do d through g please
- Determine the value of c such that the function is a probability mass function. g= {(11,0.12), (13,0.4c), (15,0.4c), (17,0.22)} ... C = (Simplify your answer.)This question: 5 point(s) possible A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per household in a small town Televisions 3 Households 30 449 726 1401 ... (a) Use the frequency distribution to construct a probability distribution. P(x) 1 3 (Round to three decimal places as needed.) (b) Graph the probability distribution using a histogram. Choose the correct graph of the distribution below. O A. OB. Oc. AP(x) 0.6 0.5 0.4- 0.3- 0.2- AP(x) 0.6- 0.5- 0.4- 0.3- 0.2- 0.1- AP(x) 0.6- 0.5- 0.4- 0.3- 0.2- 0.1- 0.1- 1 2 #of Televisions 1 2 # of Televisions of Televisions Describe the histogram's shape. Choose the correct answer below. O symmetric skewed right O Time F MacBook AirComplete parts (a) and (b) below. The number of dogs per household in a small town Dogs 3 4 Probability 0.647 0.222 0.085 0.024 0.015 0.007 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. u= 0.6 (Round to one decimal place as needed.) Find the variance of the probability distribution. o = 0.9 (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. o = 0.9 (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. O A. A household on average has 0.6 dog with a standard deviation of 0.9 dog. O B. A household on average has 0.9 dog with a standard deviation of 0.9 dog. O C. A household on average has 0.9 dog with a standard deviation of 0.6 dog. O D. A household on average has 0.6 dog with a standard deviation of 14 dogs.
- A phenomenon is observed many, many times under identical conditions. The proportion of times a particular event A occurs is recorded. This proportion represents: O the variance of the event A Othe distribution of the event A O the probability of the event A O the correlation of the event A Submit Question pe here to search W 80How do you parts d,e,f,g, and H?Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs Probability 1 2 4 0.622 0.236 0.094 0.026 0.014 0.008 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. -(Round to one decimal place as needed.) Find the variance of the probability distribution. =(Round to one decimal place as needed.) Find the standard deviation of the probability distribution. (Round to one decimal place as needed.) Click to select your answer(s).
