User Account

All Pages

Professor combines the scores for both classes

Assignment Help Basic Statistics
Reference no: EM132134741

A professor teaches two statistics classes. The morning class has 25 students and their average on the first test was 82. The evening class has 15 students and their average on the same test was 74. What is the average on this test if the professor combines the scores for both classes?

a) 76

b) 78

c) 79

d) 80

e) The average cannot be calculated since individual scores of each student are not available.

Reference no: EM132134741

Questions Cloud

What is the present value : What is the present value of a 3-year annuity of $170 if the discount rate is 5%? (Do not round intermediate calculations. Round your answer to 2 decimal places
International finance : Assume that Calumet Co. will receive 10 million pesos in 15 months. It does not have a relationship with a bank at this time, and therefore cannot obtain
How much additional money will he have to invest : Can Pete construct this portfolio with the amount of money he has, If Pete sells short 100 shares of Star Bank
Determine the value of p for which var : Compute the expectation E[X] and variance Var(X) of X as a function of p, and determine the value of p for which Var(X) becomes maximal.
Professor combines the scores for both classes : The evening class has 15 students and their average on the same test was 74. What is the average on this test if the professor combines the scores
What is the appropriate alternative hypothesis : What is the appropriate Alternative hypothesis and P-value for this hypothesis test.
Proportion of supporting the policy : At the 5% significance level, does the proportion of Supporting the policy differ from that of women? alternative hypothesis
What is the median age of all the students together : Additionally, you know that there are 3 girls with age greater than 14 and 2 boys with age less than 12. What is the median age of all the students together?
State the null and alternative hypotheses : State the null and alternative hypotheses and explain the type of test you will conduct.

Reviews

Write a Review

Basic Statistics Questions & Answers

  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

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd