You are given the following data. test the claim that there, Ask an Expert

Statistics

You are given the following data. Test the claim that there is a difference in the means of the two groups. Use = 0.01.

Group A Group B

x1 = 5 x2 = 7

s1 = 12 s2 = 18

n1 = 63 n2 = 86

· State the null and alternate hypotheses

· Determine which test statistic applies, and calculate it

· Determine the critical value(s).

· State your decision: Should the null hypothesis be rejected (please show all work)

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9390580

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

The ph acidity of the liquor is critical for regulating dye

The pH (acidity) of the liquor is critical for regulating dye uptake and hence the final color. There are 5 kettles, all of which receive dye liquor from a common source. Past data show that pH varies according to a Norm ...

According to a survey of 25000 households 55 of the people

According to a survey of 25,000 ?households, 55 % of the people watching a special event on TV enjoyed the commercials more than the event itself. Complete parts a through e below based on a random sample of nine people ...

The national safety council reported that 52 of american

The National safety council reported that 52% of American turnpike drivers are men. A sample of 300 cars traveling southbound on the New Jersey Turnpike yesterday revealed that 170 were driven by men. At a 99% level of c ...

Jennifer currently has 500 in an account with an annual

Jennifer currently has $500 in an account with an annual rate of return of 4.3%. She wants to have $6000 for a trip to Alaska when she graduates in 4 years. How much will she have to save each month to afford her trip?

A school district is trying to estimate the proportion of

A school district is trying to estimate the proportion of students at the high school who would eat a school breakfast if the cafeteria were opened to students at 6 am. A new employer opened up within the district and th ...

The times that customers spend in a book store are normally

The times that customers spend in a book store are normally distributed with a mean of 39.5 minutes and a standard deviation of 15.9 minutes. A random sample of 25 customers has a mean of 36.1 minutes or less. Would this ...

A box contains 14 large marbles and 11 small marbles each

A box contains 14 large marbles and 11 small marbles. Each marble is either green or white. 8 of the large marbles are green, and 5 of the small marbles are white. If a marble is randomly selected from the box, what is t ...

1 three experiments investigating the relation between need

1. Three experiments investigating the relation between need for cognitive closure and persuasion were performed. Part of the study involved administering a "need for closure scale" to a group of students enrolled in an ...

Across the nine cities in multilevel multivariate analysis

Across the nine cities, in multilevel, multivariate analysis, controlling for income inequality (GINI coefficient), percent living in poverty and percent Non-Hispanic Black population, the ZIP code level overall HIV diag ...

Question suppose we wanted to conduct a survey it is

Question: Suppose we wanted to conduct a survey. It is desired that we produce an interval estimate of the population mean that is ±5 from the true population mean with 99% confidence. Based on a historical planning valu ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert