### Difference in the proportions

Assignment Help Basic Statistics
##### Reference no: EM1313327

A survey of randomly chosen adults found that 36 of the 75 women and 46 of the 79 men follow regular exercise programs. Construct a 95% confidence interval for the difference in the proportions of women and men who have regular exercise programs.

a. (-0.259, 0.055 )

b. (0.323, 0.637)

c. (0.294, 0.666)

d. (-0.289, 0.666)

e. (-0.289, 0.637)

#### Questions Cloud

 What rate is the solenoid''s magnetic field changing : A 0.060 kg handball is thrown straight toward a wall with the speed of 14 m/s. It rebounds straight backward at a speed of 6.5 m/s. If the ball is in contact with wall for 3.0 ms, what average force is exerted on the wall by the ball. Owners of the only gambling casino in wisconsin spend large : Suppose which the owners of the only gambling casino in Wisconsin spend large sums of money lobbying state government officials to protect their monopoly of gambling. Evaluate the price of a bond and total value of the bonds : Compute the price of a bond and Compute the total value of the 90 bonds. Explain what is the net cash flow : Explain what is the net cash flow at time 0 if the old equipment is replaced and what are the NPV and IRR of the replacement project Difference in the proportions : Construct a 95% confidence interval for the difference in the proportions of women and men who have regular exercise programs. A compressed spring shoots the block radically outward : Heather and Jerry are standing on a bridge 46 above a river. Heather throws the rock straight down with a speed of 20. Jerry, at accurately the same instant of time, throws a rock straight up with the same speed. Overlook air resistance. Simple model of multiple deposit creation : Using the simple model of multiple deposit creation, state the ultimate impact on M1 from the Fed's sale. Some basics of genetics : If I wanted to test the drug to see if it made mice run faster, how could I test that and what would be my control? Loss of global investors confidence on exchange rate : The following quotations are from an article in the Financial Times on November 9, 2007:

### Write a Review

#### 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