Mean of a normal probability and standard deviation

Assignment Help Basic Statistics
Reference no: EM1317623

Question : The mean of a normal probability distribution is 60; the standard deviation is 5.

(a) About what percent of the observations lie between 55 and 65?

(b) About what percent of the observations lie between 50 and 70?

(c) About what percent of the observations lie between 45 and 75?

Reference no: EM1317623

Questions Cloud

Asymptotes of trigonometric functions and graph : Asymptotes of trigonometric functions and Graph y = csc( 0.5x + pi/2) and y = cos( 0.5x + pi/2) on one set of coordinate axes.
Solve the following exponential equation : Solve the following exponential equation.
Probability-perfectly competitive : Determine the probability that no more than 10 firms are perfectly competitive?
Find the angular speed and linear speed : Angular speed and linear speed - A bicycle wheel with a 26 inch radius is spinning at a rate of 4 revolutions per second.
Mean of a normal probability and standard deviation : The mean of a normal probability distribution is 60; the standard deviation is 5.
Simplify the exponential equation : Simplify the exponential equation.
Determine the distances from a to b : Determine the distances from A to B and from C to B. Show all work to receive full credit. Round to the nearest hundredths.
Decision theory-minimax and maximax principle : Decision making under risk is the same as decision making under uncertainty because in both the probabilities are unknown.
Find out how much it takes investment to double : Find out how long it takes investment to double.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd