which of the following variable is continuous?
a. The number of questions that a student misses on an exam
b. The time it takes for a customer to get service in a coffee shop
a) The number of questions that a student misses on an exam: Discrete, because that the questions missed is limited
b) The time is taken for a customer to get service is a Coffee shop: Continuous, because the amount of time taken for service is not limited.
which of the following variable is continuous? a. The number of questions that a student misses...
The random variable X is the number of minutes of serving a customer in a Starbucks coffee shop. Assume that X has an exponential distribution with the mean equals to 5 minutes. a) What is the standard deviation of the serving time? b) What is the probability that the serving time for a customer will be between 3 and 5 minutes?
which of these variables are discrete and which are continuous random variables? a. the number of new accounts est. by a salesperson in a year. b. the time between customer arrivals to a bank ATM. c. the number of customers in Big Nick's barber shop. d. the amount of fuel in your car's gas tank. e. the numbber of minorities on a jury. f. the outside temperature today. x P(x) 5 .1 10 .3 15 .2 20 .4
I need help with - (c) Predict the final exam score for a student who misses five class periods. - at the bottom. Thank you! The accompanying data represent the number of days absent, x, and the final exam score, y, for a sample of college students in a general education course at a large state university. Number of absences, x Final exam score, y 0 88.5 1 86.1 2 83.2 3 81.6 4 77.4 5 74.6 6 65.3 7 ...
Decide whether each situation demonstrates a discrete or continuous random variable. 1. The number of faculty members who entered Lindner before 9:00 AM today. ---Select--- Discrete Continuous both Continuous and Discrete neither Continuous nor Discrete 2. Your weight in kilograms every morning ---Select--- Discrete Continuous both Continuous and Discrete neither Continuous nor Discrete 3. The total distance in miles to the airport for all of the students attending BANA2081 on any given day. ---Select--- Discrete Continuous both Continuous and Discrete neither Continuous...
Big Question Please Help!
Determine whether the value is a discrete random variable, continuous random variable, or not a random variable, a. The exact time it takes to evaluate 27 + 72 b. The number of bald eagles in a country c. The eye color of people on commercial aircraft flights d. The time it takes to fly from City A to City B e. The number of people in a restaurant that has a capacity of 200 f. The...
Determine whether the following value is a
continuous random variable, discrete random variable, or not a
random variable.
Homework: HMK 5.1 - Probability Distributions Save Score: 0.67 of 1 pt 4 of 15 (4 complete) HW Score: 24.44%, 3.67 of 15 pts 5.1.6 8 Question Help O Determine whether the following value is a continuous random variable, discrete random variable, or not random variable. a. The number of people in a restaurant that has a capacity of 150 b. The...
Determine whether the following value is a continuous random variable, discrete random variable, or not a random variable. A. The number of textbook authors now eating a meal b. The hair color of adults in the United States c. The number of statistics students now doing their homework d. The time it takes for a light bulb to burn out e. The number of home runs in a baseball game f. The number of runs scored during a baseball game
Determine whether the value is a discrete random variable, continuous random variable, or not a random variable a. The weight of a T-bone steak b. The exact time it takes to evaluate 27+72 c. The gender of college students d. The distance a baseball travels in the air after being hit e. The number of hits to a website in a day f. The time it takes to fly from City A to City B a. Is the weight of...
A student takes an exam containing 18 true or false questions. If the student guesses, what is the probability that he will get exactly 15 questions right? Round your answer to four decimal places.
Determine whether the value is a discrete random variable, continuous random variable, or not a random variable. a. The weight of a T-bone steak b. The number of hits to a website in a day c. The political party affiliation of adults in the United States d. The amount of rain in City B during April e. The exact time it takes to evaluate 27+72 f. The number of people with blood type A in a random sample of 48...