Assume that the significance level is alpha equals α=0.01. Use the given information to find the P-value and the critical value(s). With H1: p≠1/2, the test statistic...

Assume that the significance level is alpha equals α=0.01. Use the given information to find the P-value and the critical value(s). With H1: p≠1/2, the test statistic...

The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.30,and the sample statistics include n=1334 subjects with 387 saying that they smoked a cigarette...

10. Sometimes, professors go overtime when lecturing. Let X be the amount of time the professor lectures after class should have ended. X is normally distributed with a mean of 5 and a standard deviation...

The mean of a random sample of n observations drawn from a N(μ,σ2) distribution is denoted by x̄ . Given that P( |x̄ -μ|) >0.5σ) < 0.05 a) find the smallest value of n b)...

Question 6. In semester 2, 2016 there was an incident which involved draft answers for part of a student’s STATS 10x assignment being put online to “help” other students with their study for...

the claim is that the proportion of adults who smoked a cigarette in the past week is less than .30 and the sample statistics include n=1456 with 451 saying that they smoked a cigarette in the past...

Discuss the following: the population that you are trying to predict, where and how are you selecting your sample, what sampling method would you use, how would you assure that you are selecting a...

A set of data has an interquartile range of 20 and a lower quartile range of 6. if the data is symmetrica, what is the value of the median? Please help and explain the outcome..Thanks so much...

Mars inc. claims the 14% of its m&m's are yellow and a sample of 100 is randomly selected. Assume that a procedure yields a binomial distribution. n = 100 and p = .14 .What is the mean and standard...

A survey of 72 customers was taken at a bookstore regarding the types of books purchased. The survey found that 43 customers purchased mysteries, 33 purchased sciencefiction, 27 purchased romance...

which level of measurement is required for the mean?

For a normal shaped distribution with μ = 50 and σ = 8: A. What proportion of the scores fall between 46 and 54? B. For samples of n = 4, what proportion of the sample means fall between 46 and 54...

What is the probability on have one red and one yellow tullip

Hi, Ive got 2 sets of data. 181 figures in each. Can I use Pearson's Corrrelation Coefficient to see if there is a correlation between them. And if so what would this mean r = -0.28,...

creating a table with a few selected variables within the data set. I have two tables but would like to combine the two. Can that be done

b) Suppose that you received 5 random cards from a card dealer. You randomly returned 2 cards back to the dealer without looking. What is the probability that two of the five cards that you received...

Creating a tree diagra.

life style in his 60, 20 years old Insurance, independent. Venn diagram, maybe. Find probability that: ONLY ONE lives to be a certain age BOTH live NEITHER live AT LEAST...

defective item, 10 item, some are bad, probability without replacement

A group of freshmen at a local university consider joining the equestrian team. Students choose Western riding with probability P = 0.35, dressage with probability P = 0.45, and jumping with probability...

Richard B.

Effective and Experienced Math and Science Tutor and Teacher

South Orange, NJ

5.0
(202 ratings)

Sebastian S.

Tutor with proven track record in ACT, SAT, GRE, and more

New York, NY

5.0
(6 ratings)

Tim S.

Former high school math teacher and current medical student!

Long Island City, NY

5.0
(5 ratings)