Will sum of squared deviation scores be greater for test

Assignment Help Basic Statistics
Reference no: EM13125150

For the midcourse PSYC105 test M = 39 (out of 60) and SD = 11.2 and for the exam M = 45 (also out of 60), SD = 9.4. Will the sum of squared deviation scores be greater for the test or the exam (assume the same number of people sat both the test and the exam)? Why?

Reference no: EM13125150

Questions Cloud

Explain why number can be described wit normal model : The number of smokers among 120 randomly selected students will vary from group to group. Explain why that number can be described wit a normal model.
What is the amount of nitrogen produced : Ammonia burns in pure oxygen and reaction produces nitrogen and water. What is the amount of Nitrogen produced from 45.0 g NH3?
Linear transformations-unique solutions : Discuss the case when b = 6. Interpret your solutions in terms of the kernel and image of the linear transformation T: o^3 --> o^3 represented by the equations.
The concentration of each gas once equilibrium is reached : The concentration of each gas once equilibrium is reached. The new equilibrium concentrations if the volume is suddenly halved (still at 298K)
Will sum of squared deviation scores be greater for test : Will the sum of squared deviation scores be greater for the test or the exam (assume the same number of people sat both the test and the exam)? Why?
American dream : Bret Harte, Mark Twain, Red Cloud and Sarah Hopkins are realistic writers. How do each of these writers see the "West" differently and similarly. How do they see its potential in terms of the "American Dream"?
Explain how were these obligations violated in hp case : The original lawsuit filed in the HP case claimed that the executives breached their fiduciary responsibilities. What are the fiduciary responsibilities of executives and members of the board of directors to shareholder? Explain how were these obl..
Explain molar concentration : Molar concentration, 2.20g of solid NaOH are added to 250mL of a 0.10M FeCl2 solution. Given that Ksp for Fe(OH)2 is 1.6 x 10 -14, calculate the following
What is the theoretical yield of nitrogen monoxide : 3.38 grams of nitrogen gas are mixed with excess oxygen gas. The reaction yields 6.63 grams of nitrogen monoxide. nitrogen (g) + oxygen (g) -> nitrogen monoxide (g)

Reviews

Write a Review

Basic Statistics Questions & Answers

  Small and large samples

If a random sample of 10 people found that 9 were pro-life (i.e., 90%), while another random sample of 1000 people from the same population found that 550 were pro-life (i.e., 55%), which would you find more significant? Why?

  Determining hypothesis testing of mean-p-value method

Auntie Pam's Home Made Wild Grape Jelly has been a great hit through online sales. She has recently expanded her small factory and acquired a new filler machine to accommodate the increased demand, especially for the 12 ounce jar, which is the mos..

  Probability that the nurse is a female nurse

A study 200 nurses found that of 125 females nurses, 56 had bachelor's degree; and of 75 male nurses; 34 had bachelor degrees. if a nurse is selected at random, find the probability that the nurse is a female nurse with a bachelor degree.

  Chi-square true or false questions

A fastener manufacturing company uses a chi-square goodness of fit test to determine if a population of all lengths of ¼ inch bolts it manufactures is distributed according to a normal distribution.

  Mean of the distribution of sample means

List all samples of 3 and compute the mean of each sample. Compute the mean of the distribution of sample means and population mean. compare the two values

  Normally distributed random variables

In other words, both variables have the same mean but different standard deviations. Draw rough sketches of the two normal curves on the same graph.

  Sample standard deviations

The sample size  n , the sample means, and the sample standard deviations for the two groups are given below.

  Multiple regression equation for list price of homes

A multiple regression equation for list price of homes in certain community in USA is=170,000 -850 X 1 + 28,000 X 2 , where X 1 signifies age in years and X 2 signifies  number of rooms.

  Estimating the mean tensile strength

Suppose the inspector is unhappy with the previous result and would like to resample. How many rolls should be sampled to estimate the mean tensile strength within 1.5 PSI with 95% confidence?

  Determine probability that none of the men will say yes

A random sample of 20 single men was asked if they would welcome a woman taking the initiative in asking for a date. What is the probability that none of the men will say yes?

  Find confidence interval of mean number of er patients

Find the 95% confidence interval of the mean number of ER patients treated each day in the hospital if the standard deviation is 8 instead of 4.

  Difference in the mean number of calls

Find a 99% confidence interval for the difference in the mean number of calls between night and day.

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