Determining independent sample t test question

Assignment Help Basic Statistics

Reference no: EM13107264

A marketing firm asked a random set of married and single men as to how much they were willing to spend for a vacation. At = .05, is a difference in the two amounts?

Married men Single men

Sample size 50 70

Mean spending 260 185

Sample variance 4500 9000

A) Yes, because the test value 5.07 is outside the interval (-1.96, 1.96)

B) No, because the test value 2.00 is outside the interval (-1.96, 1.96)

C) No, because the test value 0.34 is inside the interval (-1.96, 1.96)

D) Yes, because the test value 2.00 is inside the interval (-1.96, 1.96)

Reference no: EM13107264

Questions Cloud

Determine what is the difference in energy : Determine What is the difference in energy between the ground and excited state if the absorption spectrum of rhodopsin is centered at roughly 500. nm.? what is the probability of rhodopsin populating the first excited state At a physiological tem..

Two-population pooled t-test-unpooled t-test : In a study of the lizard Sceloporis occidentalis, researchers examined field-caught lizards for infection by the malarial parasite Plasmodium. To help assess the ecological impact of malarial infection, researchers tested 15 infected and 15 noninf..

Analyze the responses and comment on the validity : distribute it to at least ten people. Use at least two different types of questions in the survey. Analyze the responses and comment on the validity and reliability of your questionnaire.

Comprise detailed speaker notes a title slide and an apa : Provide examples and appropriate visuals to illustrate each phase of business. Comprise detailed speaker notes, a title slide and an APA reference slide.

Determining independent sample t test question : A marketing firm asked a random set of married and single men as to how much they were willing to spend for a vacation. At = .05, is a difference in the two amounts?

Would you expect to get a more accurate value : Would you expect to get a more accurate value for m using Equation m = h'/h in the situation where the lens is closest to the object or in the situation where the lens is furthest from the object?

Determine how do you find out the new freezing point : Determine how do you find out the new freezing point of a solution if given the formula is Delta T = m x kf x i but how do you find it how does it work?

Whether to charge with crime for eating boy-s flesh : Three surviving sailors ate boy's remains for four days, at which point they were rescued by passing boat, they were in seriously weakened condition. Must Brooks have been charged with crime for eating boy's flesh? Describe.

Illustrate what is the annual cost of ordering : Illustrate what will be the maximum inventory level? Illustrate what percentage of time will the facility be producing components? Illustrate what is the annual cost of ordering and holding inventory?

User Account

All Pages