+1-415-315-9853

info@mywordsolution.com

## Statistics

Define the required probability for the normal distribution.

500 people were surveyed as well as asked to rate the NYC subway system with the rating scale of 1 (lowest to 5 (highest). The average rating was three with a standard deviation of 0.5.

1) describe what is the percentage of people surveyed that rated the subway system from 3 to 4

2) describe what is the percentage of people surveyed rated the Subway System from 1 to 3

Statistics and Probability, Statistics

• Category:- Statistics and Probability
• Reference No.:- M919359

Have any Question?

## Related Questions in Statistics and Probability

### Two six-sided balanced dice are thrown find the

Two six-sided (balanced) dice are thrown. Find the probabilities of each of the following events: (a) only 2, 3, or 4 appear on both dice; (b) the value of the second roll subtracted from the value of the first roll is 2 ...

### A blackjack hand consists of 2 cards drawn from a 52-card

A blackjack hand consists of 2 cards drawn from a 52-card deck. The order in which the cards are drawn does not matter. (a) How many different blackjack hands are there? (b) In blackjack, the suit of the card is irreleva ...

### Write a response to what is listed below using 50 or more

Write a response to what is listed below using 50 or more words. Give you opinions and examples and please explain them. Probability, which measures the likelihood that an event will occur, is an important part of statis ...

### Two players compete against each other in a game of chance

Two players compete against each other in a game of chance where Player A wins with probability 1/3 and Player B wins with probability 2/3. Every time Player A loses he must pay Player B \$1, while every time Player B los ...

### Suppose you have a population with two men- one democrat

Suppose you have a population with two men- one democrat; and one a republican; and two women- one a democrat and one a republican. For a simple random sample of size 2, all samples of size 2 have the same chance of bein ...

### Construct a 95 confidence interval for mu1-mu2 with the

Construct a 95 % confidence interval for μ1-μ2 with the sample statistics for mean calorie content of twobakeries' specialty pies and confidence interval construction formula below. Assume the populations are approximate ...

### The average number of cars per hour arriving at a toll

The average number of cars per hour arriving at a toll booth is 57 while the standard deviation is 15. (a) Use Markov's inequality to find an upper bound on the probability of having more than 200 cars arrive in an hour. ...

### Find the psd of the processexercise let wnnbspbe an iid

Find the PSD of the process. Exercise Let W n  be an IID sequence of zero-mean Gaussian random variables with variance    Define a discrete-time random process   where   is a constant. (a) Find the mean function  (b) Fin ...

### Let x t be a wide sense stationary random process that is

Let X (t) be a wide sense stationary random process that is ergodic in the mean and the autocorrelation. However   X (t) is not zero-mean.   where C is a random variable independent of X (t) and is not zero-mean. Show th ...

### What type of average would be most appropriate for

What type of average would be most appropriate for determining (a) the average income of employees of Sacred Heart Hospital; (b) a course grade where projects count 15%, quizzes 30%, and exams 55%; (c) the average % incr ...

• 13,132 Experts

## 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.

### A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

### What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

### Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

### Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

### Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate