Assume that womens heights are normally distrubted with a

Assignment Help Basic Statistics
Reference no: EM13629195

Assume that women's heights are normally distrubted with a mean =62.4 inches and a SD given by =2.6 inch.

A. If a woman is randomly selected find the probability that her height is less than 63 inch.

B. If 27 women are randomly selected find the probability that they ahve a mean height less than 63 inch.

Round each answer to four decimals.

Reference no: EM13629195

Questions Cloud

If the friction force on the side walls can be neglected : we have a laminar fully developed channel flow of water with density 1000 kgm3 and kinematic viscosity 1.3x10-6 m2s.
Ignoring the heat transfer changes in potential energy and : hot air steadily enters a gas turbine at 5 bar 900 k and exits at 1 bar 600 k and a velocity of 100 ms. the mass flow
Five kilograms of water initially a saturated vapor at 100 : five kilograms of water initially a saturated vapor at 100 kpa is cooled to saturated liquid while the pressure is
A fluid viscosity10-2 nsm2 density 800 kgm3 flows with a : a fluid viscosity10-2 nsm2 density 800 kgm3 flows with a mean velocity of 4 cms in a 10 cm smooth pipe.a. what is the
Assume that womens heights are normally distrubted with a : assume that womens heights are normally distrubted with a mean 62.4 inches and a sd given by 2.6 inch.a. if a woman is
A section of a roller-coaster is a horizontal cylindrical : a section of a roller-coaster is a horizontal cylindrical helix. the velocity of the cars as they pass point a is 15
A girl is standing at the edge of a cliff 111 m above the : a girl is standing at the edge of a cliff 111 m above the ground. she reaches out over the edge of the cliff and throws
Water 15 c flows in a horizontal schedule 40 pipe that has : water 15 c flows in a horizontal schedule 40 pipe that has a nominal diameter of 0.5 in. the reynolds number is re1000.
A researcher believes that the retail price of new : a researcher believes that the retail price of new identical automobiles differs between an urban location and a

Reviews

Write a Review

Basic Statistics Questions & Answers

  Hypothesis testing of mean for year-end bonuses

Wall Street securities firms paid out record year-end bonuses of $125,500 per employee for 2005 (Fortune, February 6, 2006). Suppose we would like to take a sample of employees at the Jones & Ryan securities firm to see whether the mean year-end b..

  Mars states that the population proportion of blue mampms

mars states that the population proportion of blue mampms is .240. when approximating the binomial distribution as

  Findung range-standard deviation and variance

Find the range, standard deviation, and variance for the scores.

  Independent sample t-test for comparison of mean

Serum ferritin is used in diagnosing iron deficiency. In a study conducted recently researchers discovered that in a sample of 28 elderly men the sample standard deviation of serum ferritin was 52.6 mg/L. For 26 younger men the sample standard dev..

  Statement regarding null hypothesis

Which of the following statements is not true of the null hypothesis? A) It is your theory B) It is what you would expect by chance alone C) Assumes things to be equal D) None of the above

  Linear programming model for ore extraction

Formulate and LP model for this problem using Excel. Sketch the feasible region for this problem using Excel. Find the optimal solution

  Chebychev inequality for average time

A researcher wants to estimate the average time (in minutes) spent in a car daily. This will be done by randomly surveying 300 individuals and calculating the sample mean.

  Pairs of points yielded a correlation coefficient

Ten pairs of points yielded a correlation coefficient y of 0.79. If a=0.05, which of the following statements is correct if H 0:P=0? (Do not calculate a t-value.)

  The number of the men who never eat breakfast is at least

according to the u.s. national center for health statistics 25.2 percent of men and 23.6 percent of women never eat

  Find expected amount of time that appointment spends

Assuming that both patients are on time, find the expected amount of time that the 1:30 appointment spends in the doctor's office.

  Normal distributions-standard deviation

According to the 1996 Statistical Abstract of the United States, 7.6% of the scores on the verbal portion of the Scholastic Aptitude Test (SAT) exceeded 600.

  Find probability that committee will contain no member

At the school there are eight tenured faculty members in accounting. What is the probability that the committee will contain: None of them?

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