Friday
April 18, 2014

Homework Help: statistics

Posted by Anonymous on Wednesday, November 16, 2011 at 1:37pm.

Let x be a random variable that represents the length of time it takes a student to complete a take-home exam in Dr. Larson’s psychology class. After interviewing many students, it was found that x has an approximately normal distribution with mean µ = 5.2 hours and standard deviation σ = 1.8 hours. Convert the x interval x ≥ 9.7 to a standard z interval.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math - Suppose a baseball player had 211 hits in a season. In the given ...
statistic - The random variable x represents the number of boys in a family with...
statistics - Let X be a continuous random variable that is normally distributed ...
Statistics (binomial random variable) - Let x be a binomial random variable with...
statistics - True or False: A zero population correlation coefficient between a ...
statistics - two dices are tossed once. let the random variable be t he sum of ...
statistics - In a certain region, the mean annual salary for plumbers is $51,000...
statistics - assume you have a data set from a normally distributed random ...
statistics - Three cards are randomly chosen, without replacement, from a ...
STATISTICS - Consider a binomial random variable where the number of trials is ...

Search
Members