Sam and chloe final examination scores

Assignment Help Basic Statistics
Reference no: EM132849271

B. Please complete the following question. Make sure to responding to all parts of the question and show all work. As a tip let the marks assigned be a guide as to how much information is required to respond.

a) Sam received the following scores on the midterm and final examinations in his introductory psychology course. The mean and the standard deviation for each test are given below. Assume that the normal distribution provides a good model for the frequency distribution.

section X M S
Midterm 24 30 8
Final 62 65 10

What percentage of students scored better than Sam on the midterm?

b) Chloe was enrolled in a different section of introductory psychology. Her information for the midterm and final are provided below.

section X M S
Midterm 40 50 10
Final 90 100 12

The department has decided that all marks from introductory psychology courses should be reported based on a standardized distribution with a mean of 100 and standard deviation of 15.

What would be Sam's and Chloe's final examination scores based on this new distribution?

Reference no: EM132849271

Questions Cloud

Set up the regression equation : Set up the regression equation and use to predict the risk of heart attack for a person with a stress score of 8. The risk of heart attack predicted for a perso
Construct a confidence interval : Assume that we want to construct a confidence interval. Do one of the? following, as? appropriate
Prepare a table for allocating the unamortized excess : If there is an "Unamortized Excess", prepare a table for allocating the unamortized excess, and the adjusted amount to Sub's income for 2019
How many different keypad patterns are possible : How many different keypad patterns are possible if the first 4 digits must be even and the last digit cannot be zero, one, or two?
Sam and chloe final examination scores : B. Please complete the following question. Make sure to responding to all parts of the question and show all work. As a tip let the marks assigned be a guide as
What was alices score : what was Alice's score? Do not include units in your answer. For example, if you found that the score was 86 points, you would enter 86.
What is the chance to obtain 1 : After following the experiment what is the chance to obtain 1?
Find the pmf of the null distribution : Tom Brady completed 21 out of 29 passes in Super Bowl LV. Set up a null hypothesis significance test to check whether these completion statistics
Make a two-way scatter plot for data : a. Make a two-way scatter plot for these data. b. Does Apgar score tend to increase or decrease as systolic blood pressure increases?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Suppose that there is a probability of 01 that a battery

in case of emergency i need a fully charged battery for my flashlight. i find many batteries that i bought one year

  Distributed with the population standard deviation

A random sample of size 23 is obtained from a population that is known to be normally distributed with the population standard deviation equal to 12.2.

  The manager of a video library would like the variance of

the manager of a video library would like the variance of the waiting times of the customers not to exceed 2.30

  Classroom assessment technique misconception

What prior experiences beliefs do most people have about statistics that may hinder or block new learning in a statistic course?

  How a monopolistic competition firm achieves equilibrium

Q1) Using an appropriate diagram, demonstrate and illustrate how a monopolistic competition firm achieves equilibrium in the long run.

  In a poll of 600 randomly selected subjects 240 answered

in a poll of 600 randomly selected subjects 240 answered yes when asked if they planned to vote in a state election.

  Find t-statistic and null hypothesis if mean is given

Test the null hypothesis that these Arizona students scored the same as the North Dakota students. (238 North Dakota students had a mean of 525)What t-statistic do you obtain?

  Describe the shape of the distribution

Siblings The histogram shows the distribution of the numbers of siblings (brothers and sisters) for 2000 adults surveyed in the 2012 General Social Survey.

  Business must plan the school offerings for fall semester

The dean of the Western College of Business must plan the school's course offerings for the fall semester. Students demands make it necessary to offer at least 30 undergraduate and 20 graduate courses in the term. Faculty contract also dictate tha..

  Briefly discuss how coloured meetings

Briefly discuss how Coloured meetings can help you to apply the appropriate structure and style to your meeting?

  Selling the same standardized product

In which of the following markets do all firms sell the same standardized product?

  Determine whether or not vitamin c helps to prevent colds

A group of 100 students was randomly divided, with 50 assigned to receive vitamin C and the remaining 50 to receive a placebo, to determine whether or not vitamin C helps to prevent colds.

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