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Homework answers / question archive / Question1)The main drawback to using secondary data is that                         Question 2   A marketing manager for a textbook publisher meets with a group of several students who are paid to discuss what they like and dislike about their textbooks

Question1)The main drawback to using secondary data is that                         Question 2   A marketing manager for a textbook publisher meets with a group of several students who are paid to discuss what they like and dislike about their textbooks

Business

Question1)The main drawback to using secondary data is that

 

 

 

 

 

 

 

 

 

 

 

 

Question 2

 

A marketing manager for a textbook publisher meets with a group of several students who are paid to discuss what they like and dislike about their textbooks. This method of gathering data is known as

Question 3

 

A ________ is a portion of a population that is representative of the population from which it is selected.

Question 4

 

The number of iPhones sold today at an Apple store is an example of

Question 5

 

A method of gathering data when people are asked a series of questions that can be administered by e-mail, via the Web, face-to-face or over the telephone, is known as

Question 6

 

________ data use numerical values to describe something of interest either by measuring it or counting it.

Question 7

 

General Mills is considering offering a new type of yogurt. To gauge interest, they are performing taste tests at different locations around the country. Based on the results of these samples, they will decide whether or not to market the new yogurt. This is an example of using

Question 8

 

Bridgestone would like to estimate the average tread life of a particular brand of automobile tire. Fifty customers who have purchased this tire are sampled and asked about the tread life of their tires. This is an example of using

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Question 9

 

A disadvantage of using the range as a measure of variability is that

Question 10

 

The following data represents the ages of a household that consists of five people. Assume that the household is considered a population in this example.

 
39 37 12 7 7

 
The standard deviation of this data set is ________.

Question 11

 

The following data represents the actual talk time, in hours, for the Droid Razr smartphone for 11 users.

 
25.1 19.1 21.6 9.5 20.3 18.0 24.6 25.2 21.9 29.7 28.5

 
What percentile is the talk time of 21.6 hours?

Question 12

 

The first quartile represents the ________ percentile of the data set.

Question 13

 

The ________ can found by subtracting the lowest value from the highest value in the data set.

Question 14

 

The following table represents the number of seconds that a particular web page took to load on an iPhone for 25 users along with the frequency in each class.

 

Seconds to Load

Number of Phone Users

0 to under 5 seconds

4

5 to under 10 seconds

7

10 to under 15 seconds

3

15 to under 20 seconds

10

20 to under 25 seconds

1



 
What is the approximate average number of seconds that this web page took to load on the iPhone?

Question 15

   

Comparing the consistency between two data sets when their means are very different is best done with the

Question 16

   

The average class size this semester in the business school of a particular university is 38.1 students with a standard deviation of 12.9 students. The z-score for a class with 21 students is ________.

Question 17

   

The ________ is the most commonly used measure of central tendency.

Question 18

 

Suppose the dealer incentive per vehicle for Honda's Acura brand in 2012 is thought to be bell-shaped and symmetrical with a mean of $2,500 and a standard deviation of $300. Based in this information, what interval of dealer incentives would we expect approximately 99.7% of vehicles to fall within?

Question 19

   

The following data represents the number of days that 10 homes were on the market before being sold.

 
47 95 113 116 57 72 51 12 109 20

 
The 70th percentile of this data set is ________.

Question 20

   

When working with grouped data, the ________ is the value in the middle of the class and can be found by taking the average of the endpoints for each class.

 

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