Suppose that a random sample of 41 state college students

Assignment Help Basic Statistics
Reference no: EM13625984

Suppose that a random sample of 41 state college students is asked to measure the length of their right foot in centimeters. A 95% confidence interval for the mean foot length for students at this university turns out to be (21.709,25.091). Which of the following is true?

A-Same width but less confident

B-Cannot be determined

C-Wider since less confident

D-Narrower since less confident

Reference no: EM13625984

Questions Cloud

The gas undergoes a quasistatic process according to the : a heavily insulated piston-cylinder device contains a gas which is initially at 5 bars and 187 degc and occupies 0.1
The radiator releases heat to the room and pressure drops : a 10-l radiator filled with superheated water vapor at 200 kpa and 300 degc with both inlet and exit valves closed. the
A sample of 344 subscribers of time magazine shows the mean : a sample of 344 subscribers of time magazine shows the mean time spent using the internet is 14.4 hours per week
Determine the temperature of the surface of the spacecraft : the outer surface of a spacecraft has an emissivity of 0.8 and an absorptivity of 0.3 for solar radiation. if solar
Suppose that a random sample of 41 state college students : suppose that a random sample of 41 state college students is asked to measure the length of their right foot in
During the first 18 minutes of a 1 hour trip a car has an : during the first 18 minutes of a 1 hour trip a car has an average speed of 11 ms. what must the average speed of the
In sundays indianapolis star there was an artcle talking : in sundays indianapolis star there was an artcle talking about all the new grocery stroes opening in indy. one of the
A 120 v rms voltage at at 100 hz is applied to a 200 mh : a 120 v rms voltage at at 100 hz is applied to a 200 mh inductor a 4 uf capactiro and a ressistor. if the rms value of
Heat is added to the air until its temperature reaches 290 : air at 1 atm and 25 ordmc occupies an initial volume of 1200 cm3 in a cylinder. the air is confined by a piston which

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find probability all the hotel-s rooms will be rented

Assume that demand for the upcoming weekend is normally distributed with a standard deviation of 30. What is the probability all the hotel's rooms will be rented?

  Calculate the profit earned and loss incurred

Calculate the profit earned/loss incurred on; a high performance tire that exceeds 40,000 miles, a high performance tire that does not exceed 40,000 miles.

  Confidence interval for difference in proportion of patience

suppose the prelliminary results were as follows group 1 n=310,p=32 and group 2 n=309,p=20 construct a 95% confidence interval for the difference in proportions of patients with new hair growth for the two groups using the given data.

  Estimate the mean driving time of chicago commuters

How many adults must be randomly selected to estimate the mean driving time of Chicago commuters? We want 99% confidence that the sample mean is within 4 minutes of the population mean, and the population standard deviation is known to be 8 minute..

  Calculate the capability index for machine

C-Spec has determined that the machine has a sample mean of 4.001 inches with a standard deviation of .002 inch. Calculate the (capability index) for this machine.

  Te temp readings are normally distributed what is the

the mean temp in la is 66.3 degrees f with a standard deviation of 8 degrees f. the temp readings are normally

  Hypothesis test for student math scores

The mean math score for fifth grade students at Smart Elementary is 90 with a standard deviation of 8. The fifth grade students are tested each year to determine if the mean score remains the same.

  Complete problem 13 on page 54 using spss copy and paste

complete problem 13 on page 54 using spss. copy and paste your spss output for 13a and 13b to the word document. for

  Multiple and multiple level independent variables

Explain the difference between multiple independent variables and multiple levels of independent variables. Which is better?

  Computing z scores and percentiles

What is the lowest raw score that a client must have on Anxiety Scale A in order to be admitted into this new group? Also assuming some clinics use Anxiety Scale B and often refer their clients to Mary, what is the cutoff point (lowest raw score) ..

  Find if population monthly expenditure mean-less than value

Find out if the population monthly expenditure mean is less than $212. The level of significance selected is 1% and 26 accounts are sampled. What is the critical value?

  What is the actual population of interest

The animals are ordered from a supply company, housed in an animal care facility not under the direct control of the experimenter, and are supplied on an as-needed basis.

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