The administration at school is curious in determining the

Reference no: EM13644857

The administration at School is curious in determining the average GPA of its students. Previous studies have shown that the population is normally distributed with a standard deviation of 1.2. With this in mind, how many GPA samples must be taken to ensure that the estimate is within 5% of the true average with a 90% confidence interval?

Reference no: EM13644857

Questions Cloud

At time t0 the velocity of the particle 4ms and the time : a particle is moving along a straight line and has an acceleration of kv2 ms2 where v is the velocity of the particle.

What is the limiting reactanthow many grams of this : a solution of 100.0ml of .200 m koh is mixed with a solution of 200.00ml of .150m niso4.a write the balanced chemical

A company generally purchases large lots of a certain kind : a company generally purchases large lots of a certain kind of electrical devices. a method is used that rejects a lot

A 280 kg log is pulled up a ramp by means of a rope that is : a 280 kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. the ramp is inclined

The administration at school is curious in determining the : the administration at school is curious in determining the average gpa of its students. previous studies have shown

For parts a and b solve using the binomial distribution and : at parkview at any given time the probability that a randomly selected student is a female is 30.with this binomial

If you had a mixture of three compounds phenacetin : if you had a mixture of three compounds phenacetin acetaminophen and aspirin a tlc plate showed three spots of rf 0.1

A spring is hanging vertically from a ceiling assume the : a spring is hanging vertically from a ceiling. assume the springs mass is negligible. i hang a 0.5kg mass on the spring

In the psychology department there are 5 golden retrivers 2 : a in the psychology department there are 5 golden retrivers 2 german shepaherds and one pug dog. which measure of

User Account

All Pages