Nbspa certain class of students takes a standardized test, Ask an Expert

Statistics

A certain class of students takes a standardized test where each student's score is modeled as a random variable with mean,µ = 85 , and standard deviation,σ = 5.

The school will be put on probationary status if the class average falls below 75.

If there are 100 students in the class, use the central limit theorem to approximate the probability that the class average falls below 75.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91972243

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

The average price of a television on a certain web site is

The average price of a television on a certain Web site is ?$760. Assume the price of these televisions follows the normal distribution with a standard deviation of ?$190. Complete parts a through d below. What is the pr ...

A sample of 184 randomly selected students found that the

A sample of 184 randomly selected students, found that the proportion of students planning to travel home for Thanksgiving is 0.69. What is the standard deviation of the sampling deviation?

Armstrong faber produces a standard number-two pencil

Armstrong Faber produces a standard number-two pencil called Ultra-Lite. The demand for Ultra-Lite has been fairly stable over the past ten years. On average, Armstrong Faber has sold 457,000 pencils each year. Furthermo ...

Why has libor played such a central role in international

Why has LIBOR played such a central role in international business and financial contracts? Why has this been questioned in recent debates over its value reported?

37 of college students say they use credit cards because of

37?% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number ...

Your company is considering a new project that will require

Your Company is considering a new project that will require $18,000 of new equipment at the start of the project. The equipment will have a depreciable life of 5 years and will be depreciated to a book value of $3,000 us ...

Suppose you want to estimate the proportion of traditional

Suppose you want to estimate the proportion of traditional college on your campus who own their own car. Based on some research on other campuses, you believe the proportion will be near 25%. What sample size is needed i ...

4m industries has 30 million shares outstanding trading at

4M Industries has 30 million shares outstanding trading at $20 per share. 4M also has $150 million in outstanding debt. Suppose firm's equity cost of capital is 12%, its debt cost of capital is 5%, and the corporate tax ...

If a fair coin is tossed five times what is the probability

If a fair coin is tossed five times, what is the probability of tossing exactly three heads?

On august 19 2004 the internet search firm google went

On August 19, 2004, the Internet search firm Google went public, at an offer price of $85 per share. The IPO was unconventional in that Google used an auction to determine its offer price and sell shares to investors. In ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert