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IceJOKER [234]
3 years ago
14

The U.S. Department of Transportation provides estimated number of miles that residents of large metropolitan areas travel per d

ay in a car. In a random sample of 50 City A residents the mean was 22 miles with a standard deviation of 4 miles, and in a random sample of 50 City B residents the mean was 28 miles with a standard deviation of 8 miles. You want to know if the mean difference in number of miles travelled per day between City A and City B is different from zero in the population.
a. One sample t test
b. Paired samples t test
c. Independent samples t test
d. One-way analysis of variance (ANOVA)
Business
1 answer:
soldier1979 [14.2K]3 years ago
6 0

Answer:

c. Independent samples t test

Explanation:

An independent samples t test is used in the above case. Independent samples t test are employed when comparison is between two independently groups. Independent samples t test compares the mean of two independent groups as in above to determine if there is a statistically significant difference between them for the purpose of making a decision. For example in the above scenario if there is a difference in the means, we can conclude that City A and city B residents do not travel same distance in miles

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G4S is a company that provides security services. Saving lives is not the employees' primary job. Which of the following options
professor190 [17]

Answer: A

Cross training

Explanation:

Cross training involves teaching an employee the the skills required to execute the task he/she was employed for and also the skills required to perform a different job function. G4S is a security firm and the primary job function of its recruit will be protecting life but there might be case of an injured individual that need quick medical help, in such cases an employee is required to know basic first aid. Hence the need for cross training.

3 0
3 years ago
Shamrock, Inc. purchases land for $490000 cash. The clinic assumes $5300 in property taxes due on the land. The title and attorn
Leviafan [203]

Answer:

$504,300

Explanation:

The total cost of the land that Shamrock Inc. purchased has to include:

  • the actual price paid for the land: $490,000
  • legal fees and real estate commissions: $2,600
  • taxes due and permits, zoning fees, etc: $5,300
  • site preparation (includes land grading): $6,400

The total cost of the land is: $504,300

3 0
3 years ago
At july 31, planter company has this bank information: cash balance per bank $7,291, outstanding checks $762, deposits in transi
Cloud [144]
To solve:
Adjusted cash balance = (Cash balance + deposits in transit) - outstanding checks
Cash balance = $7,291
Deposits in transit = $1,350
Outstanding checks = $762

Adjusted cash balance = ($7,291 + $1,350) - $762
Adjusted cash balance = $8,641 - $762
Adjusted cash balance = $7,879
8 0
3 years ago
When banks hold excess reserves, the size of the money multiplier
Slav-nsk [51]

Answer:

D it becomes infinite.

4 0
3 years ago
The upper-level managers of One World Enterprises are meeting for the week to look at the long-term company goals and overall di
Anettt [7]

Answer:

Tactical planning

Explanation:

Tactical planing is  create a set of actionable tasks within the short term and  gradually bring us closer to reach our long term goal.

In order to create tactical planning, a company need to pay attention to both internal and external factors.

- The internal factors consist of the environment within the organization.

This will include things such as  the labor capacity that we have, the amount of capital we have at our disposal, and our organizational culture.

- The external factors consist of the environment outside the organization.

This include things such as our competitors, the type of customers that we target as out primary market, and the public perception that the public has toward our brand.

3 0
3 years ago
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