Time leA random variable x has a binomial distribution with n=64 and p3D0.65. What is the probability that x is 47 or less?Select one:ofO A. 0.9017O B. 0.9717O C. 0.8817D. 0.9417re.PNGType here to search立

Givenn=64p=0.65A random variable x~Binomial(n=64,p=0.65)P(X=x)=Cxnpx(1-p)n-x ; x=0,1,2...,n

Answered: A random variable x has a binomial…

A random variable x has a binomial distribution with n=64 and p30.65. What is the probability that x is 47 or less? Select one: O A. 0.9017 O B. 0.9717 O C. 0.8817 O D. 0.9417

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Related questions

Q: When practicing basketball, Rachel has a 71% chance of making a free throw. She shoots 11 free…

A: Let the random variable X be the number of free throws from binomial distribution with probability…

Q: Hannah has a chicken coop with six hens. Let X represent the total number of eggs the hens lay on a…

A: Given that, Number of Eggs 0 1 2 3 4 5 6 Probability 0.02 0.03 ? 0.12 0.30 0.28 0.18

Q: The accompanying table describes the random variable x, the numbers of adults in groups of five who…

A: Let X be the random variable having probability mass function is, X P(X) 0 0.163 1 0.356…

Q: -Find the correct null hypothesis and for each correct alternative hypothesis 6. You want to test…

A: Given : Claim : A higher percentage of males who are Democrat than females who are Democrat.

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.38%. A random sample of 32 of…

A: The probability of the mean childhood asthma prevalence for the sample is greater than 2.7% is…

Q: x is a normally distributed random variable with a mean of 3 and a variance of 4. Find the…

A: Given that X follows a normal distribution with mean=3 and variance=4. So standard deviation=4=2We…

Q: Assume that 11% of Douglas College students are left-handed. Suppose you randomly select 100…

A: Given that n= number of observation= 100 p= probability of success= 11%=0.11 since each trial is…

Q: The mean height of women in a country (ages 20−29) is 64.3 inches. A random sample of 50 women…

A: Solution: Let X be the height of women in a country (ages 20-29). From the given information, X has…

Q: The accompanying table describes results from groups of 8 births from 8 different sets of parents.…

Q: Given that z is a standard normal random variable, find z for each situation (to 2 decimals). Use…

A: Given that,z is a standard Normal variable with a mean is 0 and sd is 1.

Q: Write the probability distribution for X.Write your answer in fraction form or round to 3 decimal…

A: It is given that, There are 7 cameras in the box out of which 3 cameras are defective and 4 are…

Q: mean height of women in a country (ages 20 −29) is 64.4 inches. A random sample of 50 women in…

A: Mean=64.4, Sample size=50

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.26%. A random sample of 30 of…

A: Given that. X~N( μ , ?) μ=2.26 , ?=1.20 Z-score =( x - μ )/?

Q: A survey showed that 70% of adults need correction (eyeglasses, contacts, surgery, etc.) for their…

Q: The mean percent of childhood asthma in 43 cities is 2.31 %. A random sample of 30 of these cities…

A: Sample size(n)=30mean()=2.31%Standard deviation()=1.25%

Q: The mean height of women in a country (ages 20−29) is 64.3 inches. A random sample of 75 women in…

A: From the provided information, Mean (µ) = 64.3 Standard deviation (σ) = 2.88 Let X be a random…

Q: Determine whether the random variable X has a binomial distribution. If it does, state the number of…

Q: Assume that a procedure yields a binomial distribution. Determine the probability given the number…

Q: Suppose a basketball player is an excellent free throw shooter and makes 98% of his free throws.…

A: Given that the player makes 98% of his free throws. Hence the probability of making a single free…

Q: p(x) = .05 .07 .19 .38 .22 .06 .03 Find the expected or average number of airplanes that land at the…

A: It is given that the random variable X represents the number of airplanes that land at the Alva…

Q: Find the indicated probability. Suppose that 11% of people are left handed. If 8 people are selected…

A: Let x follows binomial distribution with parameters n = 8 and p = 0.11 The pdf of binomial…

Q: Assume that a procedure yields a binomial distribution. Determine the probability given the number…

A: Solution: Let X be the binomial random variable having parameters n= 16 and p= 0.46 X~B(n=16,p=0.46)…

Q: A large chain retailer purchases a certain kind of electronic device from a manufacturer. The…

A: Here, we will use Binomial Distribution

Q: sed on a survey, assume that 36% of consumers are comfortable having drones deliver their purchases.…

A: Given that 36% of consumers are comfortable having drones deliver their purchases. When four…

Q: A jar contains 12 coins: 6 pennies, 2 nickels and 4 dimes. A child selects 2 coins at random without…

A: Given information: There are 12 coins. 6 pennies 2 nickels 4 dimes. Here, 2 coins are selected…

Q: Find the probability distribution for the random variable There is a package containing 16…

A: There are 16 resistors so N= 16 4 are defective, X= 4 Probability of selecting defective resistor…

Q: Fill in the P=Xx values to give a legitimate probability distribution for the discrete random…

A: Since, the sum of all probabilities of a probability distribution is equal to 1. That is, ∑P(X = x)…

Q: Assume the random variable X has a binomial distribution with the given probability of obtaining a…

Q: People with high blood pressure suffer from hypertension. Data on fasting blood sugar…

A: Given: Data on fasting blood sugar (milligrams/decilitre) and magnesium (milligrams/decilitre) in…

Q: The binomial probability distribution is right-skewed if: O pis 0.25 or smaller. O pis less than…

Q: A small inn has 4 rooms. Let X represent the number of rooms that are rented out on any given…

A: Introduction: For a discrete random variable X, taking values X = x with probability mass function…

Q: The best player on a baseball team has a 0.482 batting average. If all other factors are ignored,…

A: Let x = "number of hits" is a discrete random variable and it has two possible outcomes of hit or…

Q: For Exercise, use the data in the table categorizing smokers and nonsmokers according to their blood…

A: Probability of an event is,

Q: The mean height of women in a country (ages 20−29) is 63.6 inches. A random sample of 70 women in…

Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

Time le
A random variable x has a binomial distribution with n=64 and p3D0.65. What is the probability that x is 47 or less?
Select one:
of
O A. 0.9017
O B. 0.9717
O C. 0.8817
D. 0.9417
re.PNG
Type here to search
立

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Point Estimation, Limit Theorems, Approximations, and Bounds$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, probability and related others by exploring similar questions and additional content below.

Similar questions

In the probability distribution to the right, the random variable X represents the number of marriages an individual aged 15 years or older has been involved in. Compute and interpret the mean of the random variable X. Hx = marriages (Type an integer or a decimal. Do not round.) X 0 1 2 3 4 5 P(x) 0.264 0.567 0.136 0.029 0.003 0.001
Let X denote that number of years I will use my current computer, and Y the number of years that I will use my tablet. The joint distribution of X and Y is as shown below: What is the probability that I will use the tablet for exactly one year? a b Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. с 0.082 e 0.160 0.210 d 0.344 Y 0.400 1 2 3 X 1 2 3 0.05 0.16 0.19 0.10 0.13 0.12 0.07 0.10 0.08
The mean percent of childhood asthma prevalence in 43 cities is 2.39%. A random sample of 33 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.6%? Interpret this probability. Assume that o = 1.31%. The probability is (Round to four decimal places as needed.) 4
E
Estimate the indicated probability by using the normal distribution as an approximation to the binomial distribution. Two percent of hair dryers produced in a certain plant are defective. Estimate the probability that of 10,000 randomly selected hair dryers, at least 219 are defective. Round to four decimal places. OA. 0.9066 OB. 0.0823 OC. 0.0869 OD. 0.0932
Groups of adults are randomly selected and arranged in groups of three. The random variable x is the number in the group who say that they would feel comfortable in a self-driving vehicle. Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. OA. H= O B. The table does not show a probability distribution. X P(x) 0 0.368 0.435 0.171 0.026 adult(s) (Round to one decimal place as needed.) 1 Does the table show a probability distribution? Select all that apply. A. Yes, the table shows a probability distribution. B. No, not every probability is between 0 and 1 inclusive. C. No, the sum of all the probabilities is not equal to 1. D. No, the random variable x's number values are not associated with probabilities. E. No, the random variable x is categorical instead of numerical. Find the mean of the random variable x.…
use each described binomial probability distribution to calculate the cumulative probability requested. The probability of a high school student in America wearing jeans to school on a particular day is 40%. Leon stood by the doorway of his classroom and recorded whether the next 10 students who entered the classroom were wearing jeans.
Suppose 12% of people prefer the look of LCD screens to MicroLED screens. If 2 people are randomly selected (assume independence), determine the probability that the first person or second person prefers LCD screens, i.e. find P(L1 or L2) A. 0.226 B. 0.088 C. 0.122 D. 0.156 E. 0.240
Determine whether the random variable X has a binomial distribution. If it does, state the number of trials n. If it does not, explain why not. Twenty students are randomly chosen from a math class of 70 students. Let X be the total number of student absences.
determine whether the given procedure results in a binomial distribution. if not, give the reason. Rolling a single die 34 times, keeping track of the number of 3s that are rolled.